68528475

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{2957}}^1$

素因数の和:3076

約数の個数: 36

約数和(自身を含む): 123975696

約数和(自身を除く): 55447221

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 515, 927, 1545, 2575, 2957, 4635, 7725, 8871, 14785, 23175, 26613, 44355, 73925, 133065, 221775, 304571, 665325, 913713, 1522855, 2741139, 4568565, 7614275, 13705695, 22842825, 68528475]

約数ペア:

[(1, 68528475), (3, 22842825), (5, 13705695), (9, 7614275), (15, 4568565), (25, 2741139), (45, 1522855), (75, 913713), (103, 665325), (225, 304571), (309, 221775), (515, 133065), (927, 73925), (1545, 44355), (2575, 26613), (2957, 23175), (4635, 14785), (7725, 8871)]