80741025

素因数分解:

$3^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{1489}}^1$

素因数の和:1746

約数の個数: 36

約数和(自身を含む): 145313740

約数和(自身を除く): 64572715

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 241, 723, 1205, 1489, 2169, 3615, 4467, 6025, 7445, 10845, 13401, 18075, 22335, 37225, 54225, 67005, 111675, 335025, 358849, 1076547, 1794245, 3229641, 5382735, 8971225, 16148205, 26913675, 80741025]

約数ペア:

[(1, 80741025), (3, 26913675), (5, 16148205), (9, 8971225), (15, 5382735), (25, 3229641), (45, 1794245), (75, 1076547), (225, 358849), (241, 335025), (723, 111675), (1205, 67005), (1489, 54225), (2169, 37225), (3615, 22335), (4467, 18075), (6025, 13401), (7445, 10845)]