89193880

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{21649}}^1$

素因数の和:21763

約数の個数: 32

約数和(自身を含む): 202644000

約数和(自身を除く): 113450120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 21649, 43298, 86596, 108245, 173192, 216490, 432980, 865960, 2229847, 4459694, 8919388, 11149235, 17838776, 22298470, 44596940, 89193880]

約数ペア:

[(1, 89193880), (2, 44596940), (4, 22298470), (5, 17838776), (8, 11149235), (10, 8919388), (20, 4459694), (40, 2229847), (103, 865960), (206, 432980), (412, 216490), (515, 173192), (824, 108245), (1030, 86596), (2060, 43298), (4120, 21649)]