90990188

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{25247}}^1$

素因数の和:25321

約数の個数: 24

約数和(自身を含む): 171787392

約数和(自身を除く): 80797204

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 25247, 50494, 100988, 429199, 858398, 1338091, 1716796, 2676182, 5352364, 22747547, 45495094, 90990188]

約数ペア:

[(1, 90990188), (2, 45495094), (4, 22747547), (17, 5352364), (34, 2676182), (53, 1716796), (68, 1338091), (106, 858398), (212, 429199), (901, 100988), (1802, 50494), (3604, 25247)]