25495390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 47044800

約数和(自身を除く): 21549410

約数列:

[1, 2, 5, 10, 71, 142, 149, 241, 298, 355, 482, 710, 745, 1205, 1490, 2410, 10579, 17111, 21158, 34222, 35909, 52895, 71818, 85555, 105790, 171110, 179545, 359090, 2549539, 5099078, 12747695, 25495390]

約数ペア:

[(1, 25495390), (2, 12747695), (5, 5099078), (10, 2549539), (71, 359090), (142, 179545), (149, 171110), (241, 105790), (298, 85555), (355, 71818), (482, 52895), (710, 35909), (745, 34222), (1205, 21158), (1490, 17111), (2410, 10579)]