4180865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 5455296

約数和(自身を除く): 1274431

約数列:

[1, 5, 13, 65, 131, 491, 655, 1703, 2455, 6383, 8515, 31915, 64321, 321605, 836173, 4180865]

約数ペア:

[(1, 4180865), (5, 836173), (13, 321605), (65, 64321), (131, 31915), (491, 8515), (655, 6383), (1703, 2455)]