25698320

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2311}}^1$

素因数の和:2463

約数の個数: 40

約数和(自身を含む): 60204480

約数和(自身を除く): 34506160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2311, 2780, 4622, 5560, 9244, 11120, 11555, 18488, 23110, 36976, 46220, 92440, 184880, 321229, 642458, 1284916, 1606145, 2569832, 3212290, 5139664, 6424580, 12849160, 25698320]

約数ペア:

[(1, 25698320), (2, 12849160), (4, 6424580), (5, 5139664), (8, 3212290), (10, 2569832), (16, 1606145), (20, 1284916), (40, 642458), (80, 321229), (139, 184880), (278, 92440), (556, 46220), (695, 36976), (1112, 23110), (1390, 18488), (2224, 11555), (2311, 11120), (2780, 9244), (4622, 5560)]