199948900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{117617}}^1$

素因数の和:117648

約数の個数: 36

約数和(自身を含む): 459415908

約数和(自身を除く): 259467008

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 117617, 235234, 470468, 588085, 1176170, 1999489, 2352340, 2940425, 3998978, 5880850, 7997956, 9997445, 11761700, 19994890, 39989780, 49987225, 99974450, 199948900]

約数ペア:

[(1, 199948900), (2, 99974450), (4, 49987225), (5, 39989780), (10, 19994890), (17, 11761700), (20, 9997445), (25, 7997956), (34, 5880850), (50, 3998978), (68, 2940425), (85, 2352340), (100, 1999489), (170, 1176170), (340, 588085), (425, 470468), (850, 235234), (1700, 117617)]