19387148300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1\times {\mathrm{509}}^1$

素因数の和:972

約数の個数: 144

約数和(自身を含む): 46072363680

約数和(自身を除く): 26685215380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 83, 100, 130, 166, 260, 325, 332, 353, 415, 509, 650, 706, 830, 1018, 1079, 1300, 1412, 1660, 1765, 2036, 2075, 2158, 2545, 3530, 4150, 4316, 4589, 5090, 5395, 6617, 7060, 8300, 8825, 9178, 10180, 10790, 12725, 13234, 17650, 18356, 21580, 22945, 25450, 26468, 26975, 29299, 33085, 35300, 42247, 45890, 50900, 53950, 58598, 66170, 84494, 91780, 107900, 114725, 117196, 132340, 146495, 165425, 168988, 179677, 211235, 229450, 292990, 330850, 359354, 380887, 422470, 458900, 549211, 585980, 661700, 718708, 732475, 761774, 844940, 898385, 1056175, 1098422, 1464950, 1523548, 1796770, 1904435, 2112350, 2196844, 2335801, 2746055, 2929900, 3593540, 3808870, 4224700, 4491925, 4671602, 5492110, 7617740, 8983850, 9343204, 9522175, 10984220, 11679005, 13730275, 14913191, 17967700, 19044350, 23358010, 27460550, 29826382, 38088700, 46716020, 54921100, 58395025, 59652764, 74565955, 116790050, 149131910, 193871483, 233580100, 298263820, 372829775, 387742966, 745659550, 775485932, 969357415, 1491319100, 1938714830, 3877429660, 4846787075, 9693574150, 19387148300]

約数ペア:

[(1, 19387148300), (2, 9693574150), (4, 4846787075), (5, 3877429660), (10, 1938714830), (13, 1491319100), (20, 969357415), (25, 775485932), (26, 745659550), (50, 387742966), (52, 372829775), (65, 298263820), (83, 233580100), (100, 193871483), (130, 149131910), (166, 116790050), (260, 74565955), (325, 59652764), (332, 58395025), (353, 54921100), (415, 46716020), (509, 38088700), (650, 29826382), (706, 27460550), (830, 23358010), (1018, 19044350), (1079, 17967700), (1300, 14913191), (1412, 13730275), (1660, 11679005), (1765, 10984220), (2036, 9522175), (2075, 9343204), (2158, 8983850), (2545, 7617740), (3530, 5492110), (4150, 4671602), (4316, 4491925), (4589, 4224700), (5090, 3808870), (5395, 3593540), (6617, 2929900), (7060, 2746055), (8300, 2335801), (8825, 2196844), (9178, 2112350), (10180, 1904435), (10790, 1796770), (12725, 1523548), (13234, 1464950), (17650, 1098422), (18356, 1056175), (21580, 898385), (22945, 844940), (25450, 761774), (26468, 732475), (26975, 718708), (29299, 661700), (33085, 585980), (35300, 549211), (42247, 458900), (45890, 422470), (50900, 380887), (53950, 359354), (58598, 330850), (66170, 292990), (84494, 229450), (91780, 211235), (107900, 179677), (114725, 168988), (117196, 165425), (132340, 146495)]