164536610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1251

約数の個数: 48

約数和(自身を含む): 345782520

約数和(自身を除く): 181245910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 409, 490, 818, 821, 1642, 2045, 2863, 4090, 4105, 5726, 5747, 8210, 11494, 14315, 20041, 28630, 28735, 40082, 40229, 57470, 80458, 100205, 200410, 201145, 335789, 402290, 671578, 1678945, 2350523, 3357890, 4701046, 11752615, 16453661, 23505230, 32907322, 82268305, 164536610]

約数ペア:

[(1, 164536610), (2, 82268305), (5, 32907322), (7, 23505230), (10, 16453661), (14, 11752615), (35, 4701046), (49, 3357890), (70, 2350523), (98, 1678945), (245, 671578), (409, 402290), (490, 335789), (818, 201145), (821, 200410), (1642, 100205), (2045, 80458), (2863, 57470), (4090, 40229), (4105, 40082), (5726, 28735), (5747, 28630), (8210, 20041), (11494, 14315)]