71929910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1249}}^1$

素因数の和:1712

約数の個数: 32

約数和(自身を含む): 139860000

約数和(自身を除く): 67930090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 443, 886, 1249, 2215, 2498, 4430, 5759, 6245, 11518, 12490, 16237, 28795, 32474, 57590, 81185, 162370, 553307, 1106614, 2766535, 5533070, 7192991, 14385982, 35964955, 71929910]

約数ペア:

[(1, 71929910), (2, 35964955), (5, 14385982), (10, 7192991), (13, 5533070), (26, 2766535), (65, 1106614), (130, 553307), (443, 162370), (886, 81185), (1249, 57590), (2215, 32474), (2498, 28795), (4430, 16237), (5759, 12490), (6245, 11518)]