64658425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 93674560

約数和(自身を除く): 29016135

約数列:

[1, 5, 13, 19, 25, 37, 65, 95, 185, 247, 283, 325, 475, 481, 703, 925, 1235, 1415, 2405, 3515, 3679, 5377, 6175, 7075, 9139, 10471, 12025, 17575, 18395, 26885, 45695, 52355, 69901, 91975, 134425, 136123, 198949, 228475, 261775, 349505, 680615, 994745, 1747525, 2586337, 3403075, 4973725, 12931685, 64658425]

約数ペア:

[(1, 64658425), (5, 12931685), (13, 4973725), (19, 3403075), (25, 2586337), (37, 1747525), (65, 994745), (95, 680615), (185, 349505), (247, 261775), (283, 228475), (325, 198949), (475, 136123), (481, 134425), (703, 91975), (925, 69901), (1235, 52355), (1415, 45695), (2405, 26885), (3515, 18395), (3679, 17575), (5377, 12025), (6175, 10471), (7075, 9139)]