135368080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21419}}^1$

素因数の和:21511

約数の個数: 40

約数和(自身を含む): 318729600

約数和(自身を除く): 183361520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 21419, 42838, 85676, 107095, 171352, 214190, 342704, 428380, 856760, 1692101, 1713520, 3384202, 6768404, 8460505, 13536808, 16921010, 27073616, 33842020, 67684040, 135368080]

約数ペア:

[(1, 135368080), (2, 67684040), (4, 33842020), (5, 27073616), (8, 16921010), (10, 13536808), (16, 8460505), (20, 6768404), (40, 3384202), (79, 1713520), (80, 1692101), (158, 856760), (316, 428380), (395, 342704), (632, 214190), (790, 171352), (1264, 107095), (1580, 85676), (3160, 42838), (6320, 21419)]