71515016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{631}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 138938880

約数和(自身を除く): 67423864

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 457, 631, 914, 1262, 1828, 2524, 3656, 5048, 14167, 19561, 28334, 39122, 56668, 78244, 113336, 156488, 288367, 576734, 1153468, 2306936, 8939377, 17878754, 35757508, 71515016]

約数ペア:

[(1, 71515016), (2, 35757508), (4, 17878754), (8, 8939377), (31, 2306936), (62, 1153468), (124, 576734), (248, 288367), (457, 156488), (631, 113336), (914, 78244), (1262, 56668), (1828, 39122), (2524, 28334), (3656, 19561), (5048, 14167)]