71516960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26293}}^1$

素因数の和:26325

約数の個数: 48

約数和(自身を含む): 178904376

約数和(自身を除く): 107387416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 26293, 52586, 105172, 131465, 210344, 262930, 420688, 446981, 525860, 841376, 893962, 1051720, 1787924, 2103440, 2234905, 3575848, 4206880, 4469810, 7151696, 8939620, 14303392, 17879240, 35758480, 71516960]

約数ペア:

[(1, 71516960), (2, 35758480), (4, 17879240), (5, 14303392), (8, 8939620), (10, 7151696), (16, 4469810), (17, 4206880), (20, 3575848), (32, 2234905), (34, 2103440), (40, 1787924), (68, 1051720), (80, 893962), (85, 841376), (136, 525860), (160, 446981), (170, 420688), (272, 262930), (340, 210344), (544, 131465), (680, 105172), (1360, 52586), (2720, 26293)]