68761940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 168666624

約数和(自身を除く): 99904684

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 47, 52, 65, 68, 85, 94, 130, 170, 188, 221, 235, 260, 331, 340, 442, 470, 611, 662, 799, 884, 940, 1105, 1222, 1324, 1598, 1655, 2210, 2444, 3055, 3196, 3310, 3995, 4303, 4420, 5627, 6110, 6620, 7990, 8606, 10387, 11254, 12220, 15557, 15980, 17212, 20774, 21515, 22508, 28135, 31114, 41548, 43030, 51935, 56270, 62228, 73151, 77785, 86060, 103870, 112540, 146302, 155570, 202241, 207740, 264469, 292604, 311140, 365755, 404482, 528938, 731510, 808964, 1011205, 1057876, 1322345, 1463020, 2022410, 2644690, 3438097, 4044820, 5289380, 6876194, 13752388, 17190485, 34380970, 68761940]

約数ペア:

[(1, 68761940), (2, 34380970), (4, 17190485), (5, 13752388), (10, 6876194), (13, 5289380), (17, 4044820), (20, 3438097), (26, 2644690), (34, 2022410), (47, 1463020), (52, 1322345), (65, 1057876), (68, 1011205), (85, 808964), (94, 731510), (130, 528938), (170, 404482), (188, 365755), (221, 311140), (235, 292604), (260, 264469), (331, 207740), (340, 202241), (442, 155570), (470, 146302), (611, 112540), (662, 103870), (799, 86060), (884, 77785), (940, 73151), (1105, 62228), (1222, 56270), (1324, 51935), (1598, 43030), (1655, 41548), (2210, 31114), (2444, 28135), (3055, 22508), (3196, 21515), (3310, 20774), (3995, 17212), (4303, 15980), (4420, 15557), (5627, 12220), (6110, 11254), (6620, 10387), (7990, 8606)]