211438880

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6263}}^1$

素因数の和:6489

約数の個数: 48

約数和(自身を含む): 501971904

約数和(自身を除く): 290533024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 6263, 6752, 8440, 12526, 16880, 25052, 31315, 33760, 50104, 62630, 100208, 125260, 200416, 250520, 501040, 1002080, 1321493, 2642986, 5285972, 6607465, 10571944, 13214930, 21143888, 26429860, 42287776, 52859720, 105719440, 211438880]

約数ペア:

[(1, 211438880), (2, 105719440), (4, 52859720), (5, 42287776), (8, 26429860), (10, 21143888), (16, 13214930), (20, 10571944), (32, 6607465), (40, 5285972), (80, 2642986), (160, 1321493), (211, 1002080), (422, 501040), (844, 250520), (1055, 200416), (1688, 125260), (2110, 100208), (3376, 62630), (4220, 50104), (6263, 33760), (6752, 31315), (8440, 25052), (12526, 16880)]