155909650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1831}}^1$

素因数の和:1987

約数の個数: 48

約数和(自身を含む): 314854848

約数和(自身を除く): 158945198

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 131, 262, 325, 650, 655, 1310, 1703, 1831, 3275, 3406, 3662, 6550, 8515, 9155, 17030, 18310, 23803, 42575, 45775, 47606, 85150, 91550, 119015, 238030, 239861, 479722, 595075, 1190150, 1199305, 2398610, 3118193, 5996525, 6236386, 11993050, 15590965, 31181930, 77954825, 155909650]

約数ペア:

[(1, 155909650), (2, 77954825), (5, 31181930), (10, 15590965), (13, 11993050), (25, 6236386), (26, 5996525), (50, 3118193), (65, 2398610), (130, 1199305), (131, 1190150), (262, 595075), (325, 479722), (650, 239861), (655, 238030), (1310, 119015), (1703, 91550), (1831, 85150), (3275, 47606), (3406, 45775), (3662, 42575), (6550, 23803), (8515, 18310), (9155, 17030)]