80587515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2143}}^1$

素因数の和:2283

約数の個数: 32

約数和(自身を含む): 135843840

約数和(自身を除く): 55256325

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 327, 345, 545, 1635, 2143, 2507, 6429, 7521, 10715, 12535, 32145, 37605, 49289, 147867, 233587, 246445, 700761, 739335, 1167935, 3503805, 5372501, 16117503, 26862505, 80587515]

約数ペア:

[(1, 80587515), (3, 26862505), (5, 16117503), (15, 5372501), (23, 3503805), (69, 1167935), (109, 739335), (115, 700761), (327, 246445), (345, 233587), (545, 147867), (1635, 49289), (2143, 37605), (2507, 32145), (6429, 12535), (7521, 10715)]