268981520

素因数分解:

$2^4\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{3163}}^1$

素因数の和:4239

約数の個数: 40

約数和(自身を含む): 626168256

約数和(自身を除く): 357186736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1063, 2126, 3163, 4252, 5315, 6326, 8504, 10630, 12652, 15815, 17008, 21260, 25304, 31630, 42520, 50608, 63260, 85040, 126520, 253040, 3362269, 6724538, 13449076, 16811345, 26898152, 33622690, 53796304, 67245380, 134490760, 268981520]

約数ペア:

[(1, 268981520), (2, 134490760), (4, 67245380), (5, 53796304), (8, 33622690), (10, 26898152), (16, 16811345), (20, 13449076), (40, 6724538), (80, 3362269), (1063, 253040), (2126, 126520), (3163, 85040), (4252, 63260), (5315, 50608), (6326, 42520), (8504, 31630), (10630, 25304), (12652, 21260), (15815, 17008)]