51441260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2953}}^1$

素因数の和:3042

約数の個数: 48

約数和(自身を含む): 118112736

約数和(自身を除く): 66671476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 2953, 3484, 4355, 5906, 8710, 11812, 14765, 17420, 29530, 38389, 59060, 76778, 153556, 191945, 197851, 383890, 395702, 767780, 791404, 989255, 1978510, 2572063, 3957020, 5144126, 10288252, 12860315, 25720630, 51441260]

約数ペア:

[(1, 51441260), (2, 25720630), (4, 12860315), (5, 10288252), (10, 5144126), (13, 3957020), (20, 2572063), (26, 1978510), (52, 989255), (65, 791404), (67, 767780), (130, 395702), (134, 383890), (260, 197851), (268, 191945), (335, 153556), (670, 76778), (871, 59060), (1340, 38389), (1742, 29530), (2953, 17420), (3484, 14765), (4355, 11812), (5906, 8710)]