256014975

素因数分解:

$3^1\times 5^2\times {\mathrm{307}}^1\times {\mathrm{11119}}^1$

素因数の和:11439

約数の個数: 24

約数和(自身を含む): 424695040

約数和(自身を除く): 168680065

約数列:

[1, 3, 5, 15, 25, 75, 307, 921, 1535, 4605, 7675, 11119, 23025, 33357, 55595, 166785, 277975, 833925, 3413533, 10240599, 17067665, 51202995, 85338325, 256014975]

約数ペア:

[(1, 256014975), (3, 85338325), (5, 51202995), (15, 17067665), (25, 10240599), (75, 3413533), (307, 833925), (921, 277975), (1535, 166785), (4605, 55595), (7675, 33357), (11119, 23025)]