128535370

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{162703}}^1$

素因数の和:162789

約数の個数: 16

約数和(自身を含む): 234293760

約数和(自身を除く): 105758390

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 162703, 325406, 813515, 1627030, 12853537, 25707074, 64267685, 128535370]

約数ペア:

[(1, 128535370), (2, 64267685), (5, 25707074), (10, 12853537), (79, 1627030), (158, 813515), (395, 325406), (790, 162703)]