64288205

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 82682208

約数和(自身を除く): 18394003

約数列:

[1, 5, 41, 53, 61, 97, 205, 265, 305, 485, 2173, 2501, 3233, 3977, 5141, 5917, 10865, 12505, 16165, 19885, 25705, 29585, 132553, 210781, 242597, 313601, 662765, 1053905, 1212985, 1568005, 12857641, 64288205]

約数ペア:

[(1, 64288205), (5, 12857641), (41, 1568005), (53, 1212985), (61, 1053905), (97, 662765), (205, 313601), (265, 242597), (305, 210781), (485, 132553), (2173, 29585), (2501, 25705), (3233, 19885), (3977, 16165), (5141, 12505), (5917, 10865)]