216936700

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{13309}}^1$

素因数の和:13486

約数の個数: 36

約数和(自身を含む): 473676280

約数和(自身を除く): 256739580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 652, 815, 1630, 3260, 4075, 8150, 13309, 16300, 26618, 53236, 66545, 133090, 266180, 332725, 665450, 1330900, 2169367, 4338734, 8677468, 10846835, 21693670, 43387340, 54234175, 108468350, 216936700]

約数ペア:

[(1, 216936700), (2, 108468350), (4, 54234175), (5, 43387340), (10, 21693670), (20, 10846835), (25, 8677468), (50, 4338734), (100, 2169367), (163, 1330900), (326, 665450), (652, 332725), (815, 266180), (1630, 133090), (3260, 66545), (4075, 53236), (8150, 26618), (13309, 16300)]