66121480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{35171}}^1$

素因数の和:35229

約数の個数: 32

約数和(自身を含む): 151943040

約数和(自身を除く): 85821560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 35171, 70342, 140684, 175855, 281368, 351710, 703420, 1406840, 1653037, 3306074, 6612148, 8265185, 13224296, 16530370, 33060740, 66121480]

約数ペア:

[(1, 66121480), (2, 33060740), (4, 16530370), (5, 13224296), (8, 8265185), (10, 6612148), (20, 3306074), (40, 1653037), (47, 1406840), (94, 703420), (188, 351710), (235, 281368), (376, 175855), (470, 140684), (940, 70342), (1880, 35171)]