125872840

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{22639}}^1$

素因数の和:22789

約数の個数: 32

約数和(自身を含む): 285264000

約数和(自身を除く): 159391160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 22639, 45278, 90556, 113195, 181112, 226390, 452780, 905560, 3146821, 6293642, 12587284, 15734105, 25174568, 31468210, 62936420, 125872840]

約数ペア:

[(1, 125872840), (2, 62936420), (4, 31468210), (5, 25174568), (8, 15734105), (10, 12587284), (20, 6293642), (40, 3146821), (139, 905560), (278, 452780), (556, 226390), (695, 181112), (1112, 113195), (1390, 90556), (2780, 45278), (5560, 22639)]