4211892100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{8161}}^1$

素因数の和:8585

約数の個数: 72

約数和(自身を含む): 9868870088

約数和(自身を除く): 5656977988

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 397, 650, 794, 1300, 1588, 1985, 3970, 5161, 7940, 8161, 9925, 10322, 16322, 19850, 20644, 25805, 32644, 39700, 40805, 51610, 81610, 103220, 106093, 129025, 163220, 204025, 212186, 258050, 408050, 424372, 516100, 530465, 816100, 1060930, 2121860, 2652325, 3239917, 5304650, 6479834, 10609300, 12959668, 16199585, 32399170, 42118921, 64798340, 80997925, 84237842, 161995850, 168475684, 210594605, 323991700, 421189210, 842378420, 1052973025, 2105946050, 4211892100]

約数ペア:

[(1, 4211892100), (2, 2105946050), (4, 1052973025), (5, 842378420), (10, 421189210), (13, 323991700), (20, 210594605), (25, 168475684), (26, 161995850), (50, 84237842), (52, 80997925), (65, 64798340), (100, 42118921), (130, 32399170), (260, 16199585), (325, 12959668), (397, 10609300), (650, 6479834), (794, 5304650), (1300, 3239917), (1588, 2652325), (1985, 2121860), (3970, 1060930), (5161, 816100), (7940, 530465), (8161, 516100), (9925, 424372), (10322, 408050), (16322, 258050), (19850, 212186), (20644, 204025), (25805, 163220), (32644, 129025), (39700, 106093), (40805, 103220), (51610, 81610)]