135009640

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{20707}}^1$

素因数の和:20881

約数の個数: 32

約数和(自身を含む): 305650080

約数和(自身を除く): 170640440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 20707, 41414, 82828, 103535, 165656, 207070, 414140, 828280, 3375241, 6750482, 13500964, 16876205, 27001928, 33752410, 67504820, 135009640]

約数ペア:

[(1, 135009640), (2, 67504820), (4, 33752410), (5, 27001928), (8, 16876205), (10, 13500964), (20, 6750482), (40, 3375241), (163, 828280), (326, 414140), (652, 207070), (815, 165656), (1304, 103535), (1630, 82828), (3260, 41414), (6520, 20707)]