75915125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 115734528

約数和(自身を除く): 39819403

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 125, 137, 143, 155, 275, 325, 341, 403, 685, 715, 775, 1375, 1507, 1625, 1705, 1781, 2015, 3425, 3575, 3875, 4247, 4433, 7535, 8525, 8905, 10075, 17125, 17875, 19591, 21235, 22165, 37675, 42625, 44525, 46717, 50375, 55211, 97955, 106175, 110825, 188375, 222625, 233585, 276055, 489775, 530875, 554125, 607321, 1167925, 1380275, 2448875, 3036605, 5839625, 6901375, 15183025, 75915125]

約数ペア:

[(1, 75915125), (5, 15183025), (11, 6901375), (13, 5839625), (25, 3036605), (31, 2448875), (55, 1380275), (65, 1167925), (125, 607321), (137, 554125), (143, 530875), (155, 489775), (275, 276055), (325, 233585), (341, 222625), (403, 188375), (685, 110825), (715, 106175), (775, 97955), (1375, 55211), (1507, 50375), (1625, 46717), (1705, 44525), (1781, 42625), (2015, 37675), (3425, 22165), (3575, 21235), (3875, 19591), (4247, 17875), (4433, 17125), (7535, 10075), (8525, 8905)]