80929840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32633}}^1$

素因数の和:32677

約数の個数: 40

約数和(自身を含む): 194237568

約数和(自身を除く): 113307728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 32633, 65266, 130532, 163165, 261064, 326330, 522128, 652660, 1011623, 1305320, 2023246, 2610640, 4046492, 5058115, 8092984, 10116230, 16185968, 20232460, 40464920, 80929840]

約数ペア:

[(1, 80929840), (2, 40464920), (4, 20232460), (5, 16185968), (8, 10116230), (10, 8092984), (16, 5058115), (20, 4046492), (31, 2610640), (40, 2023246), (62, 1305320), (80, 1011623), (124, 652660), (155, 522128), (248, 326330), (310, 261064), (496, 163165), (620, 130532), (1240, 65266), (2480, 32633)]