165016240

素因数分解:

$2^4\times 5^1\times {\mathrm{2062703}}^1$

素因数の和:2062716

約数の個数: 20

約数和(自身を含む): 383662944

約数和(自身を除く): 218646704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2062703, 4125406, 8250812, 10313515, 16501624, 20627030, 33003248, 41254060, 82508120, 165016240]

約数ペア:

[(1, 165016240), (2, 82508120), (4, 41254060), (5, 33003248), (8, 20627030), (10, 16501624), (16, 10313515), (20, 8250812), (40, 4125406), (80, 2062703)]