26581620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 96

約数和(自身を含む): 81793152

約数和(自身を除く): 55211532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 643, 689, 780, 795, 1060, 1286, 1378, 1590, 1929, 2067, 2572, 2756, 3180, 3215, 3445, 3858, 4134, 6430, 6890, 7716, 8268, 8359, 9645, 10335, 12860, 13780, 16718, 19290, 20670, 25077, 33436, 34079, 38580, 41340, 41795, 50154, 68158, 83590, 100308, 102237, 125385, 136316, 167180, 170395, 204474, 250770, 340790, 408948, 443027, 501540, 511185, 681580, 886054, 1022370, 1329081, 1772108, 2044740, 2215135, 2658162, 4430270, 5316324, 6645405, 8860540, 13290810, 26581620]

約数ペア:

[(1, 26581620), (2, 13290810), (3, 8860540), (4, 6645405), (5, 5316324), (6, 4430270), (10, 2658162), (12, 2215135), (13, 2044740), (15, 1772108), (20, 1329081), (26, 1022370), (30, 886054), (39, 681580), (52, 511185), (53, 501540), (60, 443027), (65, 408948), (78, 340790), (106, 250770), (130, 204474), (156, 170395), (159, 167180), (195, 136316), (212, 125385), (260, 102237), (265, 100308), (318, 83590), (390, 68158), (530, 50154), (636, 41795), (643, 41340), (689, 38580), (780, 34079), (795, 33436), (1060, 25077), (1286, 20670), (1378, 19290), (1590, 16718), (1929, 13780), (2067, 12860), (2572, 10335), (2756, 9645), (3180, 8359), (3215, 8268), (3445, 7716), (3858, 6890), (4134, 6430)]