55688680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17623}}^1$

素因数の和:17713

約数の個数: 32

約数和(自身を含む): 126892800

約数和(自身を除く): 71204120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 17623, 35246, 70492, 88115, 140984, 176230, 352460, 704920, 1392217, 2784434, 5568868, 6961085, 11137736, 13922170, 27844340, 55688680]

約数ペア:

[(1, 55688680), (2, 27844340), (4, 13922170), (5, 11137736), (8, 6961085), (10, 5568868), (20, 2784434), (40, 1392217), (79, 704920), (158, 352460), (316, 176230), (395, 140984), (632, 88115), (790, 70492), (1580, 35246), (3160, 17623)]