408080455

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{5647}}^1$

素因数の和:5898

約数の個数: 16

約数和(自身を含む): 498153600

約数和(自身を除く): 90073145

約数列:

[1, 5, 97, 149, 485, 745, 5647, 14453, 28235, 72265, 547759, 841403, 2738795, 4207015, 81616091, 408080455]

約数ペア:

[(1, 408080455), (5, 81616091), (97, 4207015), (149, 2738795), (485, 841403), (745, 547759), (5647, 72265), (14453, 28235)]