61703980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3251}}^1$

素因数の和:3346

約数の個数: 48

約数和(自身を含む): 141501024

約数和(自身を除く): 79797044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3251, 3796, 4745, 6502, 9490, 13004, 16255, 18980, 32510, 42263, 65020, 84526, 169052, 211315, 237323, 422630, 474646, 845260, 949292, 1186615, 2373230, 3085199, 4746460, 6170398, 12340796, 15425995, 30851990, 61703980]

約数ペア:

[(1, 61703980), (2, 30851990), (4, 15425995), (5, 12340796), (10, 6170398), (13, 4746460), (20, 3085199), (26, 2373230), (52, 1186615), (65, 949292), (73, 845260), (130, 474646), (146, 422630), (260, 237323), (292, 211315), (365, 169052), (730, 84526), (949, 65020), (1460, 42263), (1898, 32510), (3251, 18980), (3796, 16255), (4745, 13004), (6502, 9490)]