225365510

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 410184000

約数和(自身を除く): 184818490

約数列:

[1, 2, 5, 10, 199, 269, 398, 421, 538, 842, 995, 1345, 1990, 2105, 2690, 4210, 53531, 83779, 107062, 113249, 167558, 226498, 267655, 418895, 535310, 566245, 837790, 1132490, 22536551, 45073102, 112682755, 225365510]

約数ペア:

[(1, 225365510), (2, 112682755), (5, 45073102), (10, 22536551), (199, 1132490), (269, 837790), (398, 566245), (421, 535310), (538, 418895), (842, 267655), (995, 226498), (1345, 167558), (1990, 113249), (2105, 107062), (2690, 83779), (4210, 53531)]