80841490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3301}}^1$

素因数の和:3418

約数の個数: 32

約数和(自身を含む): 152156160

約数和(自身を除く): 71314670

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2449, 3301, 4898, 6602, 12245, 16505, 24490, 33010, 102331, 204662, 260779, 511655, 521558, 1023310, 1303895, 2607790, 8084149, 16168298, 40420745, 80841490]

約数ペア:

[(1, 80841490), (2, 40420745), (5, 16168298), (10, 8084149), (31, 2607790), (62, 1303895), (79, 1023310), (155, 521558), (158, 511655), (310, 260779), (395, 204662), (790, 102331), (2449, 33010), (3301, 24490), (4898, 16505), (6602, 12245)]