69685240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42491}}^1$

素因数の和:42543

約数の個数: 32

約数和(自身を含む): 160619760

約数和(自身を除く): 90934520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 42491, 84982, 169964, 212455, 339928, 424910, 849820, 1699640, 1742131, 3484262, 6968524, 8710655, 13937048, 17421310, 34842620, 69685240]

約数ペア:

[(1, 69685240), (2, 34842620), (4, 17421310), (5, 13937048), (8, 8710655), (10, 6968524), (20, 3484262), (40, 1742131), (41, 1699640), (82, 849820), (164, 424910), (205, 339928), (328, 212455), (410, 169964), (820, 84982), (1640, 42491)]