166137777215

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1579}}^1\times {\mathrm{2213}}^1$

素因数の和:4091

約数の個数: 32

約数和(自身を含む): 205773410880

約数和(自身を除く): 39635633665

約数列:

[1, 5, 37, 185, 257, 1285, 1579, 2213, 7895, 9509, 11065, 47545, 58423, 81881, 292115, 405803, 409405, 568741, 2029015, 2843705, 3494327, 15014711, 17471635, 21043417, 75073555, 105217085, 129290099, 646450495, 898042039, 4490210195, 33227555443, 166137777215]

約数ペア:

[(1, 166137777215), (5, 33227555443), (37, 4490210195), (185, 898042039), (257, 646450495), (1285, 129290099), (1579, 105217085), (2213, 75073555), (7895, 21043417), (9509, 17471635), (11065, 15014711), (47545, 3494327), (58423, 2843705), (81881, 2029015), (292115, 568741), (405803, 409405)]