71357968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1279}}^1$

素因数の和:1615

約数の個数: 40

約数和(自身を含む): 151418880

約数和(自身を除く): 80060912

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 317, 634, 1268, 1279, 2536, 2558, 3487, 5072, 5116, 6974, 10232, 13948, 14069, 20464, 27896, 28138, 55792, 56276, 112552, 225104, 405443, 810886, 1621772, 3243544, 4459873, 6487088, 8919746, 17839492, 35678984, 71357968]

約数ペア:

[(1, 71357968), (2, 35678984), (4, 17839492), (8, 8919746), (11, 6487088), (16, 4459873), (22, 3243544), (44, 1621772), (88, 810886), (176, 405443), (317, 225104), (634, 112552), (1268, 56276), (1279, 55792), (2536, 28138), (2558, 27896), (3487, 20464), (5072, 14069), (5116, 13948), (6974, 10232)]