67638975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 118063872

約数和(自身を除く): 50424897

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 113, 115, 339, 345, 347, 565, 575, 1041, 1695, 1725, 1735, 2599, 2825, 5205, 7797, 7981, 8475, 8675, 12995, 23943, 26025, 38985, 39211, 39905, 64975, 117633, 119715, 194925, 196055, 199525, 588165, 598575, 901853, 980275, 2705559, 2940825, 4509265, 13527795, 22546325, 67638975]

約数ペア:

[(1, 67638975), (3, 22546325), (5, 13527795), (15, 4509265), (23, 2940825), (25, 2705559), (69, 980275), (75, 901853), (113, 598575), (115, 588165), (339, 199525), (345, 196055), (347, 194925), (565, 119715), (575, 117633), (1041, 64975), (1695, 39905), (1725, 39211), (1735, 38985), (2599, 26025), (2825, 23943), (5205, 12995), (7797, 8675), (7981, 8475)]