678415090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{41141}}^1$

素因数の和:41262

約数の個数: 32

約数和(自身を含む): 1306340784

約数和(自身を除く): 627925694

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1649, 3298, 8245, 16490, 41141, 82282, 205705, 411410, 699397, 1398794, 3496985, 3990677, 6993970, 7981354, 19953385, 39906770, 67841509, 135683018, 339207545, 678415090]

約数ペア:

[(1, 678415090), (2, 339207545), (5, 135683018), (10, 67841509), (17, 39906770), (34, 19953385), (85, 7981354), (97, 6993970), (170, 3990677), (194, 3496985), (485, 1398794), (970, 699397), (1649, 411410), (3298, 205705), (8245, 82282), (16490, 41141)]