25441960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8713}}^1$

素因数の和:8797

約数の個数: 32

約数和(自身を含む): 58035240

約数和(自身を除く): 32593280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 8713, 17426, 34852, 43565, 69704, 87130, 174260, 348520, 636049, 1272098, 2544196, 3180245, 5088392, 6360490, 12720980, 25441960]

約数ペア:

[(1, 25441960), (2, 12720980), (4, 6360490), (5, 5088392), (8, 3180245), (10, 2544196), (20, 1272098), (40, 636049), (73, 348520), (146, 174260), (292, 87130), (365, 69704), (584, 43565), (730, 34852), (1460, 17426), (2920, 8713)]