25733920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9461}}^1$

素因数の和:9493

約数の個数: 48

約数和(自身を含む): 64379448

約数和(自身を除く): 38645528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9461, 18922, 37844, 47305, 75688, 94610, 151376, 160837, 189220, 302752, 321674, 378440, 643348, 756880, 804185, 1286696, 1513760, 1608370, 2573392, 3216740, 5146784, 6433480, 12866960, 25733920]

約数ペア:

[(1, 25733920), (2, 12866960), (4, 6433480), (5, 5146784), (8, 3216740), (10, 2573392), (16, 1608370), (17, 1513760), (20, 1286696), (32, 804185), (34, 756880), (40, 643348), (68, 378440), (80, 321674), (85, 302752), (136, 189220), (160, 160837), (170, 151376), (272, 94610), (340, 75688), (544, 47305), (680, 37844), (1360, 18922), (2720, 9461)]