102991880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59879}}^1$

素因数の和:59933

約数の個数: 32

約数和(自身を含む): 237124800

約数和(自身を除く): 134132920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 59879, 119758, 239516, 299395, 479032, 598790, 1197580, 2395160, 2574797, 5149594, 10299188, 12873985, 20598376, 25747970, 51495940, 102991880]

約数ペア:

[(1, 102991880), (2, 51495940), (4, 25747970), (5, 20598376), (8, 12873985), (10, 10299188), (20, 5149594), (40, 2574797), (43, 2395160), (86, 1197580), (172, 598790), (215, 479032), (344, 299395), (430, 239516), (860, 119758), (1720, 59879)]