71599940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{87317}}^1$

素因数の和:87367

約数の個数: 24

約数和(自身を含む): 154028952

約数和(自身を除く): 82429012

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 87317, 174634, 349268, 436585, 873170, 1746340, 3579997, 7159994, 14319988, 17899985, 35799970, 71599940]

約数ペア:

[(1, 71599940), (2, 35799970), (4, 17899985), (5, 14319988), (10, 7159994), (20, 3579997), (41, 1746340), (82, 873170), (164, 436585), (205, 349268), (410, 174634), (820, 87317)]