51383240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{17597}}^1$

素因数の和:17681

約数の個数: 32

約数和(自身を含む): 117202680

約数和(自身を除く): 65819440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 17597, 35194, 70388, 87985, 140776, 175970, 351940, 703880, 1284581, 2569162, 5138324, 6422905, 10276648, 12845810, 25691620, 51383240]

約数ペア:

[(1, 51383240), (2, 25691620), (4, 12845810), (5, 10276648), (8, 6422905), (10, 5138324), (20, 2569162), (40, 1284581), (73, 703880), (146, 351940), (292, 175970), (365, 140776), (584, 87985), (730, 70388), (1460, 35194), (2920, 17597)]