50251280

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4519}}^1$

素因数の和:4671

約数の個数: 40

約数和(自身を含む): 117700800

約数和(自身を除く): 67449520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 4519, 5560, 9038, 11120, 18076, 22595, 36152, 45190, 72304, 90380, 180760, 361520, 628141, 1256282, 2512564, 3140705, 5025128, 6281410, 10050256, 12562820, 25125640, 50251280]

約数ペア:

[(1, 50251280), (2, 25125640), (4, 12562820), (5, 10050256), (8, 6281410), (10, 5025128), (16, 3140705), (20, 2512564), (40, 1256282), (80, 628141), (139, 361520), (278, 180760), (556, 90380), (695, 72304), (1112, 45190), (1390, 36152), (2224, 22595), (2780, 18076), (4519, 11120), (5560, 9038)]