129095440

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3833}}^1$

素因数の和:4267

約数の個数: 40

約数和(自身を含む): 300938328

約数和(自身を除く): 171842888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 3368, 3833, 4210, 6736, 7666, 8420, 15332, 16840, 19165, 30664, 33680, 38330, 61328, 76660, 153320, 306640, 1613693, 3227386, 6454772, 8068465, 12909544, 16136930, 25819088, 32273860, 64547720, 129095440]

約数ペア:

[(1, 129095440), (2, 64547720), (4, 32273860), (5, 25819088), (8, 16136930), (10, 12909544), (16, 8068465), (20, 6454772), (40, 3227386), (80, 1613693), (421, 306640), (842, 153320), (1684, 76660), (2105, 61328), (3368, 38330), (3833, 33680), (4210, 30664), (6736, 19165), (7666, 16840), (8420, 15332)]