68751485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 100336320

約数和(自身を除く): 31584835

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 139, 187, 253, 391, 529, 695, 935, 1265, 1529, 1955, 2363, 2645, 3197, 4301, 5819, 7645, 8993, 11815, 15985, 21505, 25993, 29095, 35167, 44965, 54349, 73531, 98923, 129965, 175835, 271745, 367655, 494615, 597839, 808841, 1250027, 2989195, 4044205, 6250135, 13750297, 68751485]

約数ペア:

[(1, 68751485), (5, 13750297), (11, 6250135), (17, 4044205), (23, 2989195), (55, 1250027), (85, 808841), (115, 597839), (139, 494615), (187, 367655), (253, 271745), (391, 175835), (529, 129965), (695, 98923), (935, 73531), (1265, 54349), (1529, 44965), (1955, 35167), (2363, 29095), (2645, 25993), (3197, 21505), (4301, 15985), (5819, 11815), (7645, 8993)]