72748730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1297}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 134576640

約数和(自身を除く): 61827910

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 710, 790, 1297, 2594, 5609, 6485, 11218, 12970, 28045, 56090, 92087, 102463, 184174, 204926, 460435, 512315, 920870, 1024630, 7274873, 14549746, 36374365, 72748730]

約数ペア:

[(1, 72748730), (2, 36374365), (5, 14549746), (10, 7274873), (71, 1024630), (79, 920870), (142, 512315), (158, 460435), (355, 204926), (395, 184174), (710, 102463), (790, 92087), (1297, 56090), (2594, 28045), (5609, 12970), (6485, 11218)]