28082366675

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1637}}^1$

素因数の和:1829

約数の個数: 72

約数和(自身を含む): 39386260368

約数和(自身を除く): 11303893693

約数列:

[1, 5, 11, 25, 53, 55, 107, 121, 265, 275, 535, 583, 605, 1177, 1325, 1637, 2675, 2915, 3025, 5671, 5885, 6413, 8185, 12947, 14575, 18007, 28355, 29425, 32065, 40925, 62381, 64735, 86761, 90035, 141775, 160325, 175159, 198077, 311905, 323675, 433805, 450175, 686191, 875795, 954371, 990385, 1559525, 1926749, 2169025, 3430955, 4378975, 4771855, 4951925, 9283427, 9633745, 10498081, 17154775, 21194239, 23859275, 46417135, 48168725, 52490405, 102117697, 105971195, 232085675, 262452025, 510588485, 529855975, 1123294667, 2552942425, 5616473335, 28082366675]

約数ペア:

[(1, 28082366675), (5, 5616473335), (11, 2552942425), (25, 1123294667), (53, 529855975), (55, 510588485), (107, 262452025), (121, 232085675), (265, 105971195), (275, 102117697), (535, 52490405), (583, 48168725), (605, 46417135), (1177, 23859275), (1325, 21194239), (1637, 17154775), (2675, 10498081), (2915, 9633745), (3025, 9283427), (5671, 4951925), (5885, 4771855), (6413, 4378975), (8185, 3430955), (12947, 2169025), (14575, 1926749), (18007, 1559525), (28355, 990385), (29425, 954371), (32065, 875795), (40925, 686191), (62381, 450175), (64735, 433805), (86761, 323675), (90035, 311905), (141775, 198077), (160325, 175159)]