85979320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43867}}^1$

素因数の和:43892

約数の個数: 48

約数和(自身を含む): 225042840

約数和(自身を除く): 139063520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 43867, 87734, 175468, 219335, 307069, 350936, 438670, 614138, 877340, 1228276, 1535345, 1754680, 2149483, 2456552, 3070690, 4298966, 6141380, 8597932, 10747415, 12282760, 17195864, 21494830, 42989660, 85979320]

約数ペア:

[(1, 85979320), (2, 42989660), (4, 21494830), (5, 17195864), (7, 12282760), (8, 10747415), (10, 8597932), (14, 6141380), (20, 4298966), (28, 3070690), (35, 2456552), (40, 2149483), (49, 1754680), (56, 1535345), (70, 1228276), (98, 877340), (140, 614138), (196, 438670), (245, 350936), (280, 307069), (392, 219335), (490, 175468), (980, 87734), (1960, 43867)]