87482620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{141101}}^1$

素因数の和:141141

約数の個数: 24

約数和(自身を含む): 189641088

約数和(自身を除く): 102158468

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 141101, 282202, 564404, 705505, 1411010, 2822020, 4374131, 8748262, 17496524, 21870655, 43741310, 87482620]

約数ペア:

[(1, 87482620), (2, 43741310), (4, 21870655), (5, 17496524), (10, 8748262), (20, 4374131), (31, 2822020), (62, 1411010), (124, 705505), (155, 564404), (310, 282202), (620, 141101)]