90766880

素因数分解:

$2^5\times 5^1\times {\mathrm{569}}^1\times {\mathrm{997}}^1$

素因数の和:1581

約数の個数: 48

約数和(自身を含む): 215029080

約数和(自身を除く): 124262200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 569, 997, 1138, 1994, 2276, 2845, 3988, 4552, 4985, 5690, 7976, 9104, 9970, 11380, 15952, 18208, 19940, 22760, 31904, 39880, 45520, 79760, 91040, 159520, 567293, 1134586, 2269172, 2836465, 4538344, 5672930, 9076688, 11345860, 18153376, 22691720, 45383440, 90766880]

約数ペア:

[(1, 90766880), (2, 45383440), (4, 22691720), (5, 18153376), (8, 11345860), (10, 9076688), (16, 5672930), (20, 4538344), (32, 2836465), (40, 2269172), (80, 1134586), (160, 567293), (569, 159520), (997, 91040), (1138, 79760), (1994, 45520), (2276, 39880), (2845, 31904), (3988, 22760), (4552, 19940), (4985, 18208), (5690, 15952), (7976, 11380), (9104, 9970)]