85901240

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3761}}^1$

素因数の和:4343

約数の個数: 32

約数和(自身を含む): 193667760

約数和(自身を除く): 107766520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 3761, 4568, 5710, 7522, 11420, 15044, 18805, 22840, 30088, 37610, 75220, 150440, 2147531, 4295062, 8590124, 10737655, 17180248, 21475310, 42950620, 85901240]

約数ペア:

[(1, 85901240), (2, 42950620), (4, 21475310), (5, 17180248), (8, 10737655), (10, 8590124), (20, 4295062), (40, 2147531), (571, 150440), (1142, 75220), (2284, 37610), (2855, 30088), (3761, 22840), (4568, 18805), (5710, 15044), (7522, 11420)]