81719572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1249}}^1\times {\mathrm{1487}}^1$

素因数の和:2751

約数の個数: 24

約数和(自身を含む): 156240000

約数和(自身を除く): 74520428

約数列:

[1, 2, 4, 11, 22, 44, 1249, 1487, 2498, 2974, 4996, 5948, 13739, 16357, 27478, 32714, 54956, 65428, 1857263, 3714526, 7429052, 20429893, 40859786, 81719572]

約数ペア:

[(1, 81719572), (2, 40859786), (4, 20429893), (11, 7429052), (22, 3714526), (44, 1857263), (1249, 65428), (1487, 54956), (2498, 32714), (2974, 27478), (4996, 16357), (5948, 13739)]