401064425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{2851}}^1$

素因数の和:3209

約数の個数: 24

約数和(自身を含む): 528350112

約数和(自身を除く): 127285687

約数列:

[1, 5, 17, 25, 85, 331, 425, 1655, 2851, 5627, 8275, 14255, 28135, 48467, 71275, 140675, 242335, 943681, 1211675, 4718405, 16042577, 23592025, 80212885, 401064425]

約数ペア:

[(1, 401064425), (5, 80212885), (17, 23592025), (25, 16042577), (85, 4718405), (331, 1211675), (425, 943681), (1655, 242335), (2851, 140675), (5627, 71275), (8275, 48467), (14255, 28135)]