20160923925

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{64171}}^1$

素因数の和:64314

約数の個数: 48

約数和(自身を含む): 34375656960

約数和(自身を除く): 14214733035

約数列:

[1, 3, 5, 15, 25, 59, 71, 75, 177, 213, 295, 355, 885, 1065, 1475, 1775, 4189, 4425, 5325, 12567, 20945, 62835, 64171, 104725, 192513, 314175, 320855, 962565, 1604275, 3786089, 4556141, 4812825, 11358267, 13668423, 18930445, 22780705, 56791335, 68342115, 94652225, 113903525, 268812319, 283956675, 341710575, 806436957, 1344061595, 4032184785, 6720307975, 20160923925]

約数ペア:

[(1, 20160923925), (3, 6720307975), (5, 4032184785), (15, 1344061595), (25, 806436957), (59, 341710575), (71, 283956675), (75, 268812319), (177, 113903525), (213, 94652225), (295, 68342115), (355, 56791335), (885, 22780705), (1065, 18930445), (1475, 13668423), (1775, 11358267), (4189, 4812825), (4425, 4556141), (5325, 3786089), (12567, 1604275), (20945, 962565), (62835, 320855), (64171, 314175), (104725, 192513)]