208522850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{245321}}^1$

素因数の和:245350

約数の個数: 24

約数和(自身を含む): 410669028

約数和(自身を除く): 202146178

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 245321, 490642, 1226605, 2453210, 4170457, 6133025, 8340914, 12266050, 20852285, 41704570, 104261425, 208522850]

約数ペア:

[(1, 208522850), (2, 104261425), (5, 41704570), (10, 20852285), (17, 12266050), (25, 8340914), (34, 6133025), (50, 4170457), (85, 2453210), (170, 1226605), (425, 490642), (850, 245321)]