128370250

素因数分解:

$2^1\times 5^3\times {\mathrm{513481}}^1$

素因数の和:513498

約数の個数: 16

約数和(自身を含む): 240309576

約数和(自身を除く): 111939326

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 513481, 1026962, 2567405, 5134810, 12837025, 25674050, 64185125, 128370250]

約数ペア:

[(1, 128370250), (2, 64185125), (5, 25674050), (10, 12837025), (25, 5134810), (50, 2567405), (125, 1026962), (250, 513481)]