54990125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 74041344

約数和(自身を除く): 19051219

約数列:

[1, 5, 23, 25, 31, 115, 125, 155, 575, 617, 713, 775, 2875, 3085, 3565, 3875, 14191, 15425, 17825, 19127, 70955, 77125, 89125, 95635, 354775, 439921, 478175, 1773875, 2199605, 2390875, 10998025, 54990125]

約数ペア:

[(1, 54990125), (5, 10998025), (23, 2390875), (25, 2199605), (31, 1773875), (115, 478175), (125, 439921), (155, 354775), (575, 95635), (617, 89125), (713, 77125), (775, 70955), (2875, 19127), (3085, 17825), (3565, 15425), (3875, 14191)]