85648040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 212198400

約数和(自身を除く): 126550360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 239, 248, 289, 310, 340, 478, 527, 578, 620, 680, 956, 1054, 1156, 1195, 1240, 1445, 1912, 2108, 2312, 2390, 2635, 2890, 4063, 4216, 4780, 5270, 5780, 7409, 8126, 8959, 9560, 10540, 11560, 14818, 16252, 17918, 20315, 21080, 29636, 32504, 35836, 37045, 40630, 44795, 59272, 69071, 71672, 74090, 81260, 89590, 125953, 138142, 148180, 162520, 179180, 251906, 276284, 296360, 345355, 358360, 503812, 552568, 629765, 690710, 1007624, 1259530, 1381420, 2141201, 2519060, 2762840, 4282402, 5038120, 8564804, 10706005, 17129608, 21412010, 42824020, 85648040]

約数ペア:

[(1, 85648040), (2, 42824020), (4, 21412010), (5, 17129608), (8, 10706005), (10, 8564804), (17, 5038120), (20, 4282402), (31, 2762840), (34, 2519060), (40, 2141201), (62, 1381420), (68, 1259530), (85, 1007624), (124, 690710), (136, 629765), (155, 552568), (170, 503812), (239, 358360), (248, 345355), (289, 296360), (310, 276284), (340, 251906), (478, 179180), (527, 162520), (578, 148180), (620, 138142), (680, 125953), (956, 89590), (1054, 81260), (1156, 74090), (1195, 71672), (1240, 69071), (1445, 59272), (1912, 44795), (2108, 40630), (2312, 37045), (2390, 35836), (2635, 32504), (2890, 29636), (4063, 21080), (4216, 20315), (4780, 17918), (5270, 16252), (5780, 14818), (7409, 11560), (8126, 10540), (8959, 9560)]