25538660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9601}}^1$

素因数の和:9636

約数の個数: 48

約数和(自身を含む): 64525440

約数和(自身を除く): 38986780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9601, 19202, 38404, 48005, 67207, 96010, 134414, 182419, 192020, 268828, 336035, 364838, 672070, 729676, 912095, 1276933, 1344140, 1824190, 2553866, 3648380, 5107732, 6384665, 12769330, 25538660]

約数ペア:

[(1, 25538660), (2, 12769330), (4, 6384665), (5, 5107732), (7, 3648380), (10, 2553866), (14, 1824190), (19, 1344140), (20, 1276933), (28, 912095), (35, 729676), (38, 672070), (70, 364838), (76, 336035), (95, 268828), (133, 192020), (140, 182419), (190, 134414), (266, 96010), (380, 67207), (532, 48005), (665, 38404), (1330, 19202), (2660, 9601)]