256157030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{826313}}^1$

素因数の和:826351

約数の個数: 16

約数和(自身を含む): 475956864

約数和(自身を除く): 219799834

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 826313, 1652626, 4131565, 8263130, 25615703, 51231406, 128078515, 256157030]

約数ペア:

[(1, 256157030), (2, 128078515), (5, 51231406), (10, 25615703), (31, 8263130), (62, 4131565), (155, 1652626), (310, 826313)]