328640005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{5867}}^1$

素因数の和:6548

約数の個数: 16

約数和(自身を含む): 418271040

約数和(自身を除く): 89631035

約数列:

[1, 5, 17, 85, 659, 3295, 5867, 11203, 29335, 56015, 99739, 498695, 3866353, 19331765, 65728001, 328640005]

約数ペア:

[(1, 328640005), (5, 65728001), (17, 19331765), (85, 3866353), (659, 498695), (3295, 99739), (5867, 56015), (11203, 29335)]