9972950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 20363280

約数和(自身を除く): 10390330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 229, 325, 335, 458, 650, 670, 871, 1145, 1675, 1742, 2290, 2977, 3350, 4355, 5725, 5954, 8710, 11450, 14885, 15343, 21775, 29770, 30686, 43550, 74425, 76715, 148850, 153430, 199459, 383575, 398918, 767150, 997295, 1994590, 4986475, 9972950]

約数ペア:

[(1, 9972950), (2, 4986475), (5, 1994590), (10, 997295), (13, 767150), (25, 398918), (26, 383575), (50, 199459), (65, 153430), (67, 148850), (130, 76715), (134, 74425), (229, 43550), (325, 30686), (335, 29770), (458, 21775), (650, 15343), (670, 14885), (871, 11450), (1145, 8710), (1675, 5954), (1742, 5725), (2290, 4355), (2977, 3350)]