20123143950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{86719}}^1$

素因数の和:86771

約数の個数: 192

約数和(自身を含む): 65035837440

約数和(自身を除く): 44912693490

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 25, 26, 30, 34, 35, 39, 42, 50, 51, 65, 70, 75, 78, 85, 91, 102, 105, 119, 130, 150, 170, 175, 182, 195, 210, 221, 238, 255, 273, 325, 350, 357, 390, 425, 442, 455, 510, 525, 546, 595, 650, 663, 714, 850, 910, 975, 1050, 1105, 1190, 1275, 1326, 1365, 1547, 1785, 1950, 2210, 2275, 2550, 2730, 2975, 3094, 3315, 3570, 4550, 4641, 5525, 5950, 6630, 6825, 7735, 8925, 9282, 11050, 13650, 15470, 16575, 17850, 23205, 33150, 38675, 46410, 77350, 86719, 116025, 173438, 232050, 260157, 433595, 520314, 607033, 867190, 1127347, 1214066, 1300785, 1474223, 1821099, 2167975, 2254694, 2601570, 2948446, 3035165, 3382041, 3642198, 4335950, 4422669, 5636735, 6070330, 6503925, 6764082, 7371115, 7891429, 8845338, 9105495, 10319561, 11273470, 13007850, 14742230, 15175825, 15782858, 16910205, 18210990, 19164899, 20639122, 22113345, 23674287, 28183675, 30351650, 30958683, 33820410, 36855575, 38329798, 39457145, 44226690, 45527475, 47348574, 51597805, 56367350, 57494697, 61917366, 73711150, 78914290, 84551025, 91054950, 95824495, 103195610, 110566725, 114989394, 118371435, 134154293, 154793415, 169102050, 191648990, 197285725, 221133450, 236742870, 257989025, 268308586, 287473485, 309586830, 394571450, 402462879, 479122475, 515978050, 574946970, 591857175, 670771465, 773967075, 804925758, 958244950, 1183714350, 1341542930, 1437367425, 1547934150, 2012314395, 2874734850, 3353857325, 4024628790, 6707714650, 10061571975, 20123143950]

約数ペア:

[(1, 20123143950), (2, 10061571975), (3, 6707714650), (5, 4024628790), (6, 3353857325), (7, 2874734850), (10, 2012314395), (13, 1547934150), (14, 1437367425), (15, 1341542930), (17, 1183714350), (21, 958244950), (25, 804925758), (26, 773967075), (30, 670771465), (34, 591857175), (35, 574946970), (39, 515978050), (42, 479122475), (50, 402462879), (51, 394571450), (65, 309586830), (70, 287473485), (75, 268308586), (78, 257989025), (85, 236742870), (91, 221133450), (102, 197285725), (105, 191648990), (119, 169102050), (130, 154793415), (150, 134154293), (170, 118371435), (175, 114989394), (182, 110566725), (195, 103195610), (210, 95824495), (221, 91054950), (238, 84551025), (255, 78914290), (273, 73711150), (325, 61917366), (350, 57494697), (357, 56367350), (390, 51597805), (425, 47348574), (442, 45527475), (455, 44226690), (510, 39457145), (525, 38329798), (546, 36855575), (595, 33820410), (650, 30958683), (663, 30351650), (714, 28183675), (850, 23674287), (910, 22113345), (975, 20639122), (1050, 19164899), (1105, 18210990), (1190, 16910205), (1275, 15782858), (1326, 15175825), (1365, 14742230), (1547, 13007850), (1785, 11273470), (1950, 10319561), (2210, 9105495), (2275, 8845338), (2550, 7891429), (2730, 7371115), (2975, 6764082), (3094, 6503925), (3315, 6070330), (3570, 5636735), (4550, 4422669), (4641, 4335950), (5525, 3642198), (5950, 3382041), (6630, 3035165), (6825, 2948446), (7735, 2601570), (8925, 2254694), (9282, 2167975), (11050, 1821099), (13650, 1474223), (15470, 1300785), (16575, 1214066), (17850, 1127347), (23205, 867190), (33150, 607033), (38675, 520314), (46410, 433595), (77350, 260157), (86719, 232050), (116025, 173438)]