20194504850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:685

約数の個数: 192

約数和(自身を含む): 45042117120

約数和(自身を除く): 24847612270

約数列:

[1, 2, 5, 10, 13, 17, 23, 25, 26, 34, 46, 50, 65, 85, 115, 130, 170, 181, 221, 230, 299, 325, 362, 391, 425, 439, 442, 575, 598, 650, 782, 850, 878, 905, 1105, 1150, 1495, 1810, 1955, 2195, 2210, 2353, 2990, 3077, 3910, 4163, 4390, 4525, 4706, 5083, 5525, 5707, 6154, 7463, 7475, 8326, 9050, 9775, 10097, 10166, 10975, 11050, 11414, 11765, 14926, 14950, 15385, 19550, 20194, 20815, 21950, 23530, 25415, 28535, 30770, 37315, 40001, 41630, 50485, 50830, 54119, 57070, 58825, 70771, 74630, 76925, 79459, 80002, 97019, 100970, 104075, 108238, 117650, 127075, 131261, 141542, 142675, 153850, 158918, 171649, 186575, 194038, 200005, 208150, 252425, 254150, 262522, 270595, 285350, 343298, 353855, 373150, 397295, 400010, 485095, 504850, 541190, 656305, 707710, 794590, 858245, 920023, 970190, 1000025, 1032967, 1312610, 1350803, 1352975, 1716490, 1769275, 1827557, 1840046, 1986475, 2000050, 2065934, 2231437, 2425475, 2701606, 2705950, 3281525, 3538550, 3655114, 3972950, 4291225, 4462874, 4600115, 4850950, 5164835, 6563050, 6754015, 8582450, 9137785, 9200230, 10329670, 11157185, 13508030, 17560439, 18275570, 22314370, 23000575, 23758241, 25824175, 31068469, 33770075, 35120878, 45688925, 46001150, 47516482, 51648350, 55785925, 62136938, 67540150, 87802195, 91377850, 111571850, 118791205, 155342345, 175604390, 237582410, 310684690, 403890097, 439010975, 593956025, 776711725, 807780194, 878021950, 1187912050, 1553423450, 2019450485, 4038900970, 10097252425, 20194504850]

約数ペア:

[(1, 20194504850), (2, 10097252425), (5, 4038900970), (10, 2019450485), (13, 1553423450), (17, 1187912050), (23, 878021950), (25, 807780194), (26, 776711725), (34, 593956025), (46, 439010975), (50, 403890097), (65, 310684690), (85, 237582410), (115, 175604390), (130, 155342345), (170, 118791205), (181, 111571850), (221, 91377850), (230, 87802195), (299, 67540150), (325, 62136938), (362, 55785925), (391, 51648350), (425, 47516482), (439, 46001150), (442, 45688925), (575, 35120878), (598, 33770075), (650, 31068469), (782, 25824175), (850, 23758241), (878, 23000575), (905, 22314370), (1105, 18275570), (1150, 17560439), (1495, 13508030), (1810, 11157185), (1955, 10329670), (2195, 9200230), (2210, 9137785), (2353, 8582450), (2990, 6754015), (3077, 6563050), (3910, 5164835), (4163, 4850950), (4390, 4600115), (4525, 4462874), (4706, 4291225), (5083, 3972950), (5525, 3655114), (5707, 3538550), (6154, 3281525), (7463, 2705950), (7475, 2701606), (8326, 2425475), (9050, 2231437), (9775, 2065934), (10097, 2000050), (10166, 1986475), (10975, 1840046), (11050, 1827557), (11414, 1769275), (11765, 1716490), (14926, 1352975), (14950, 1350803), (15385, 1312610), (19550, 1032967), (20194, 1000025), (20815, 970190), (21950, 920023), (23530, 858245), (25415, 794590), (28535, 707710), (30770, 656305), (37315, 541190), (40001, 504850), (41630, 485095), (50485, 400010), (50830, 397295), (54119, 373150), (57070, 353855), (58825, 343298), (70771, 285350), (74630, 270595), (76925, 262522), (79459, 254150), (80002, 252425), (97019, 208150), (100970, 200005), (104075, 194038), (108238, 186575), (117650, 171649), (127075, 158918), (131261, 153850), (141542, 142675)]