61162880

素因数分解:

$2^7\times 5^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 147210480

約数和(自身を除く): 86047600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 320, 421, 454, 640, 842, 908, 1135, 1684, 1816, 2105, 2270, 3368, 3632, 4210, 4540, 6736, 7264, 8420, 9080, 13472, 14528, 16840, 18160, 26944, 29056, 33680, 36320, 53888, 67360, 72640, 95567, 134720, 145280, 191134, 269440, 382268, 477835, 764536, 955670, 1529072, 1911340, 3058144, 3822680, 6116288, 7645360, 12232576, 15290720, 30581440, 61162880]

約数ペア:

[(1, 61162880), (2, 30581440), (4, 15290720), (5, 12232576), (8, 7645360), (10, 6116288), (16, 3822680), (20, 3058144), (32, 1911340), (40, 1529072), (64, 955670), (80, 764536), (128, 477835), (160, 382268), (227, 269440), (320, 191134), (421, 145280), (454, 134720), (640, 95567), (842, 72640), (908, 67360), (1135, 53888), (1684, 36320), (1816, 33680), (2105, 29056), (2270, 26944), (3368, 18160), (3632, 16840), (4210, 14528), (4540, 13472), (6736, 9080), (7264, 8420)]