208747250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{49117}}^1$

素因数の和:49151

約数の個数: 32

約数和(自身を含む): 413770032

約数和(自身を除く): 205022782

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 49117, 98234, 245585, 491170, 834989, 1227925, 1669978, 2455850, 4174945, 6139625, 8349890, 12279250, 20874725, 41749450, 104373625, 208747250]

約数ペア:

[(1, 208747250), (2, 104373625), (5, 41749450), (10, 20874725), (17, 12279250), (25, 8349890), (34, 6139625), (50, 4174945), (85, 2455850), (125, 1669978), (170, 1227925), (250, 834989), (425, 491170), (850, 245585), (2125, 98234), (4250, 49117)]