225720790

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{2683}}^1$

素因数の和:2916

約数の個数: 32

約数和(自身を含む): 417415680

約数和(自身を除く): 191694890

約数列:

[1, 2, 5, 10, 47, 94, 179, 235, 358, 470, 895, 1790, 2683, 5366, 8413, 13415, 16826, 26830, 42065, 84130, 126101, 252202, 480257, 630505, 960514, 1261010, 2401285, 4802570, 22572079, 45144158, 112860395, 225720790]

約数ペア:

[(1, 225720790), (2, 112860395), (5, 45144158), (10, 22572079), (47, 4802570), (94, 2401285), (179, 1261010), (235, 960514), (358, 630505), (470, 480257), (895, 252202), (1790, 126101), (2683, 84130), (5366, 42065), (8413, 26830), (13415, 16826)]