25307440

素因数分解:

$2^4\times 5^1\times {\mathrm{316343}}^1$

素因数の和:316356

約数の個数: 20

約数和(自身を含む): 58839984

約数和(自身を除く): 33532544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 316343, 632686, 1265372, 1581715, 2530744, 3163430, 5061488, 6326860, 12653720, 25307440]

約数ペア:

[(1, 25307440), (2, 12653720), (4, 6326860), (5, 5061488), (8, 3163430), (10, 2530744), (16, 1581715), (20, 1265372), (40, 632686), (80, 316343)]