25928740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{76261}}^1$

素因数の和:76287

約数の個数: 24

約数和(自身を含む): 57654072

約数和(自身を除く): 31725332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 76261, 152522, 305044, 381305, 762610, 1296437, 1525220, 2592874, 5185748, 6482185, 12964370, 25928740]

約数ペア:

[(1, 25928740), (2, 12964370), (4, 6482185), (5, 5185748), (10, 2592874), (17, 1525220), (20, 1296437), (34, 762610), (68, 381305), (85, 305044), (170, 152522), (340, 76261)]