331427750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{77983}}^1$

素因数の和:78017

約数の個数: 32

約数和(自身を含む): 656937216

約数和(自身を除く): 325509466

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 77983, 155966, 389915, 779830, 1325711, 1949575, 2651422, 3899150, 6628555, 9747875, 13257110, 19495750, 33142775, 66285550, 165713875, 331427750]

約数ペア:

[(1, 331427750), (2, 165713875), (5, 66285550), (10, 33142775), (17, 19495750), (25, 13257110), (34, 9747875), (50, 6628555), (85, 3899150), (125, 2651422), (170, 1949575), (250, 1325711), (425, 779830), (850, 389915), (2125, 155966), (4250, 77983)]