81106270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{165523}}^1$

素因数の和:165544

約数の個数: 24

約数和(自身を含む): 169827624

約数和(自身を除く): 88721354

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 165523, 331046, 827615, 1158661, 1655230, 2317322, 5793305, 8110627, 11586610, 16221254, 40553135, 81106270]

約数ペア:

[(1, 81106270), (2, 40553135), (5, 16221254), (7, 11586610), (10, 8110627), (14, 5793305), (35, 2317322), (49, 1655230), (70, 1158661), (98, 827615), (245, 331046), (490, 165523)]