40118975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 57808800

約数和(自身を除く): 17689825

約数列:

[1, 5, 13, 19, 25, 65, 73, 89, 95, 247, 325, 365, 445, 475, 949, 1157, 1235, 1387, 1691, 1825, 2225, 4745, 5785, 6175, 6497, 6935, 8455, 18031, 21983, 23725, 28925, 32485, 34675, 42275, 84461, 90155, 109915, 123443, 162425, 422305, 450775, 549575, 617215, 1604759, 2111525, 3086075, 8023795, 40118975]

約数ペア:

[(1, 40118975), (5, 8023795), (13, 3086075), (19, 2111525), (25, 1604759), (65, 617215), (73, 549575), (89, 450775), (95, 422305), (247, 162425), (325, 123443), (365, 109915), (445, 90155), (475, 84461), (949, 42275), (1157, 34675), (1235, 32485), (1387, 28925), (1691, 23725), (1825, 21983), (2225, 18031), (4745, 8455), (5785, 6935), (6175, 6497)]