165441890

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1\times {\mathrm{631}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 301964544

約数和(自身を除く): 136522654

約数列:

[1, 2, 5, 10, 157, 167, 314, 334, 631, 785, 835, 1262, 1570, 1670, 3155, 6310, 26219, 52438, 99067, 105377, 131095, 198134, 210754, 262190, 495335, 526885, 990670, 1053770, 16544189, 33088378, 82720945, 165441890]

約数ペア:

[(1, 165441890), (2, 82720945), (5, 33088378), (10, 16544189), (157, 1053770), (167, 990670), (314, 526885), (334, 495335), (631, 262190), (785, 210754), (835, 198134), (1262, 131095), (1570, 105377), (1670, 99067), (3155, 52438), (6310, 26219)]