80820045

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{26029}}^1$

素因数の和:26066

約数の個数: 32

約数和(自身を含む): 149932800

約数和(自身を除く): 69112755

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 26029, 78087, 130145, 234261, 390435, 598667, 702783, 1171305, 1796001, 2993335, 3513915, 5388003, 8980005, 16164009, 26940015, 80820045]

約数ペア:

[(1, 80820045), (3, 26940015), (5, 16164009), (9, 8980005), (15, 5388003), (23, 3513915), (27, 2993335), (45, 1796001), (69, 1171305), (115, 702783), (135, 598667), (207, 390435), (345, 234261), (621, 130145), (1035, 78087), (3105, 26029)]