72599020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 168969024

約数和(自身を除く): 96370004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 169, 188, 235, 260, 338, 457, 470, 611, 676, 845, 914, 940, 1222, 1690, 1828, 2285, 2444, 3055, 3380, 4570, 5941, 6110, 7943, 9140, 11882, 12220, 15886, 21479, 23764, 29705, 31772, 39715, 42958, 59410, 77233, 79430, 85916, 107395, 118820, 154466, 158860, 214790, 279227, 308932, 386165, 429580, 558454, 772330, 1116908, 1396135, 1544660, 2792270, 3629951, 5584540, 7259902, 14519804, 18149755, 36299510, 72599020]

約数ペア:

[(1, 72599020), (2, 36299510), (4, 18149755), (5, 14519804), (10, 7259902), (13, 5584540), (20, 3629951), (26, 2792270), (47, 1544660), (52, 1396135), (65, 1116908), (94, 772330), (130, 558454), (169, 429580), (188, 386165), (235, 308932), (260, 279227), (338, 214790), (457, 158860), (470, 154466), (611, 118820), (676, 107395), (845, 85916), (914, 79430), (940, 77233), (1222, 59410), (1690, 42958), (1828, 39715), (2285, 31772), (2444, 29705), (3055, 23764), (3380, 21479), (4570, 15886), (5941, 12220), (6110, 11882), (7943, 9140)]