25612020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20327}}^1$

素因数の和:20349

約数の個数: 72

約数和(自身を含む): 88792704

約数和(自身を除く): 63180684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20327, 40654, 60981, 81308, 101635, 121962, 142289, 182943, 203270, 243924, 284578, 304905, 365886, 406540, 426867, 569156, 609810, 711445, 731772, 853734, 914715, 1219620, 1280601, 1422890, 1707468, 1829430, 2134335, 2561202, 2845780, 3658860, 4268670, 5122404, 6403005, 8537340, 12806010, 25612020]

約数ペア:

[(1, 25612020), (2, 12806010), (3, 8537340), (4, 6403005), (5, 5122404), (6, 4268670), (7, 3658860), (9, 2845780), (10, 2561202), (12, 2134335), (14, 1829430), (15, 1707468), (18, 1422890), (20, 1280601), (21, 1219620), (28, 914715), (30, 853734), (35, 731772), (36, 711445), (42, 609810), (45, 569156), (60, 426867), (63, 406540), (70, 365886), (84, 304905), (90, 284578), (105, 243924), (126, 203270), (140, 182943), (180, 142289), (210, 121962), (252, 101635), (315, 81308), (420, 60981), (630, 40654), (1260, 20327)]