80280075

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{8171}}^1$

素因数の和:8315

約数の個数: 24

約数和(自身を含む): 133759296

約数和(自身を除く): 53479221

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 1965, 3275, 8171, 9825, 24513, 40855, 122565, 204275, 612825, 1070401, 3211203, 5352005, 16056015, 26760025, 80280075]

約数ペア:

[(1, 80280075), (3, 26760025), (5, 16056015), (15, 5352005), (25, 3211203), (75, 1070401), (131, 612825), (393, 204275), (655, 122565), (1965, 40855), (3275, 24513), (8171, 9825)]