73879715

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{409}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 109656960

約数和(自身を除く): 35777245

約数列:

[1, 5, 7, 13, 35, 65, 91, 397, 409, 455, 1985, 2045, 2779, 2863, 5161, 5317, 13895, 14315, 25805, 26585, 36127, 37219, 162373, 180635, 186095, 811865, 1136611, 2110849, 5683055, 10554245, 14775943, 73879715]

約数ペア:

[(1, 73879715), (5, 14775943), (7, 10554245), (13, 5683055), (35, 2110849), (65, 1136611), (91, 811865), (397, 186095), (409, 180635), (455, 162373), (1985, 37219), (2045, 36127), (2779, 26585), (2863, 25805), (5161, 14315), (5317, 13895)]