42313640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25801}}^1$

素因数の和:25853

約数の個数: 32

約数和(自身を含む): 97531560

約数和(自身を除く): 55217920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 25801, 51602, 103204, 129005, 206408, 258010, 516020, 1032040, 1057841, 2115682, 4231364, 5289205, 8462728, 10578410, 21156820, 42313640]

約数ペア:

[(1, 42313640), (2, 21156820), (4, 10578410), (5, 8462728), (8, 5289205), (10, 4231364), (20, 2115682), (40, 1057841), (41, 1032040), (82, 516020), (164, 258010), (205, 206408), (328, 129005), (410, 103204), (820, 51602), (1640, 25801)]