208580650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{245389}}^1$

素因数の和:245418

約数の個数: 24

約数和(自身を含む): 410782860

約数和(自身を除く): 202202210

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 245389, 490778, 1226945, 2453890, 4171613, 6134725, 8343226, 12269450, 20858065, 41716130, 104290325, 208580650]

約数ペア:

[(1, 208580650), (2, 104290325), (5, 41716130), (10, 20858065), (17, 12269450), (25, 8343226), (34, 6134725), (50, 4171613), (85, 2453890), (170, 1226945), (425, 490778), (850, 245389)]