80504145

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20563}}^1$

素因数の和:20606

約数の個数: 32

約数和(自身を含む): 148060800

約数和(自身を除く): 67556655

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 20563, 61689, 102815, 185067, 308445, 555201, 596327, 925335, 1788981, 2776005, 2981635, 5366943, 8944905, 16100829, 26834715, 80504145]

約数ペア:

[(1, 80504145), (3, 26834715), (5, 16100829), (9, 8944905), (15, 5366943), (27, 2981635), (29, 2776005), (45, 1788981), (87, 925335), (135, 596327), (145, 555201), (261, 308445), (435, 185067), (783, 102815), (1305, 61689), (3915, 20563)]