78371325

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{7411}}^1$

素因数の和:7474

約数の個数: 36

約数和(自身を含む): 143377728

約数和(自身を除く): 65006403

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 3525, 7411, 10575, 22233, 37055, 66699, 111165, 185275, 333495, 348317, 555825, 1044951, 1667475, 1741585, 3134853, 5224755, 8707925, 15674265, 26123775, 78371325]

約数ペア:

[(1, 78371325), (3, 26123775), (5, 15674265), (9, 8707925), (15, 5224755), (25, 3134853), (45, 1741585), (47, 1667475), (75, 1044951), (141, 555825), (225, 348317), (235, 333495), (423, 185275), (705, 111165), (1175, 66699), (2115, 37055), (3525, 22233), (7411, 10575)]