636760150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{31601}}^1$

素因数の和:31657

約数の個数: 48

約数和(自身を含む): 1316665728

約数和(自身を除く): 679905578

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 10075, 20150, 31601, 63202, 158005, 316010, 410813, 790025, 821626, 979631, 1580050, 1959262, 2054065, 4108130, 4898155, 9796310, 10270325, 12735203, 20540650, 24490775, 25470406, 48981550, 63676015, 127352030, 318380075, 636760150]

約数ペア:

[(1, 636760150), (2, 318380075), (5, 127352030), (10, 63676015), (13, 48981550), (25, 25470406), (26, 24490775), (31, 20540650), (50, 12735203), (62, 10270325), (65, 9796310), (130, 4898155), (155, 4108130), (310, 2054065), (325, 1959262), (403, 1580050), (650, 979631), (775, 821626), (806, 790025), (1550, 410813), (2015, 316010), (4030, 158005), (10075, 63202), (20150, 31601)]