98337620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 211411200

約数和(自身を除く): 113073580

約数列:

[1, 2, 4, 5, 10, 20, 79, 109, 158, 218, 316, 395, 436, 545, 571, 790, 1090, 1142, 1580, 2180, 2284, 2855, 5710, 8611, 11420, 17222, 34444, 43055, 45109, 62239, 86110, 90218, 124478, 172220, 180436, 225545, 248956, 311195, 451090, 622390, 902180, 1244780, 4916881, 9833762, 19667524, 24584405, 49168810, 98337620]

約数ペア:

[(1, 98337620), (2, 49168810), (4, 24584405), (5, 19667524), (10, 9833762), (20, 4916881), (79, 1244780), (109, 902180), (158, 622390), (218, 451090), (316, 311195), (395, 248956), (436, 225545), (545, 180436), (571, 172220), (790, 124478), (1090, 90218), (1142, 86110), (1580, 62239), (2180, 45109), (2284, 43055), (2855, 34444), (5710, 17222), (8611, 11420)]