1617850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 3437280

約数和(自身を除く): 1819430

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 131, 190, 247, 262, 325, 475, 494, 650, 655, 950, 1235, 1310, 1703, 2470, 2489, 3275, 3406, 4978, 6175, 6550, 8515, 12350, 12445, 17030, 24890, 32357, 42575, 62225, 64714, 85150, 124450, 161785, 323570, 808925, 1617850]

約数ペア:

[(1, 1617850), (2, 808925), (5, 323570), (10, 161785), (13, 124450), (19, 85150), (25, 64714), (26, 62225), (38, 42575), (50, 32357), (65, 24890), (95, 17030), (130, 12445), (131, 12350), (190, 8515), (247, 6550), (262, 6175), (325, 4978), (475, 3406), (494, 3275), (650, 2489), (655, 2470), (950, 1703), (1235, 1310)]