133511240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 310728960

約数和(自身を除く): 177217720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 71, 106, 142, 212, 265, 284, 355, 424, 530, 568, 710, 887, 1060, 1420, 1774, 2120, 2840, 3548, 3763, 4435, 7096, 7526, 8870, 15052, 17740, 18815, 30104, 35480, 37630, 47011, 62977, 75260, 94022, 125954, 150520, 188044, 235055, 251908, 314885, 376088, 470110, 503816, 629770, 940220, 1259540, 1880440, 2519080, 3337781, 6675562, 13351124, 16688905, 26702248, 33377810, 66755620, 133511240]

約数ペア:

[(1, 133511240), (2, 66755620), (4, 33377810), (5, 26702248), (8, 16688905), (10, 13351124), (20, 6675562), (40, 3337781), (53, 2519080), (71, 1880440), (106, 1259540), (142, 940220), (212, 629770), (265, 503816), (284, 470110), (355, 376088), (424, 314885), (530, 251908), (568, 235055), (710, 188044), (887, 150520), (1060, 125954), (1420, 94022), (1774, 75260), (2120, 62977), (2840, 47011), (3548, 37630), (3763, 35480), (4435, 30104), (7096, 18815), (7526, 17740), (8870, 15052)]