40139450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1669}}^1$

素因数の和:1731

約数の個数: 48

約数和(自身を含む): 82624920

約数和(自身を除く): 42485470

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 130, 185, 325, 370, 481, 650, 925, 962, 1669, 1850, 2405, 3338, 4810, 8345, 12025, 16690, 21697, 24050, 41725, 43394, 61753, 83450, 108485, 123506, 216970, 308765, 542425, 617530, 802789, 1084850, 1543825, 1605578, 3087650, 4013945, 8027890, 20069725, 40139450]

約数ペア:

[(1, 40139450), (2, 20069725), (5, 8027890), (10, 4013945), (13, 3087650), (25, 1605578), (26, 1543825), (37, 1084850), (50, 802789), (65, 617530), (74, 542425), (130, 308765), (185, 216970), (325, 123506), (370, 108485), (481, 83450), (650, 61753), (925, 43394), (962, 41725), (1669, 24050), (1850, 21697), (2405, 16690), (3338, 12025), (4810, 8345)]