25006880

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2141}}^1$

素因数の和:2229

約数の個数: 48

約数和(自身を含む): 59916024

約数和(自身を除く): 34909144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2141, 2336, 2920, 4282, 5840, 8564, 10705, 11680, 17128, 21410, 34256, 42820, 68512, 85640, 156293, 171280, 312586, 342560, 625172, 781465, 1250344, 1562930, 2500688, 3125860, 5001376, 6251720, 12503440, 25006880]

約数ペア:

[(1, 25006880), (2, 12503440), (4, 6251720), (5, 5001376), (8, 3125860), (10, 2500688), (16, 1562930), (20, 1250344), (32, 781465), (40, 625172), (73, 342560), (80, 312586), (146, 171280), (160, 156293), (292, 85640), (365, 68512), (584, 42820), (730, 34256), (1168, 21410), (1460, 17128), (2141, 11680), (2336, 10705), (2920, 8564), (4282, 5840)]