67590820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3889}}^1$

素因数の和:3988

約数の個数: 48

約数和(自身を含む): 156844800

約数和(自身を除く): 89253980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 3889, 4345, 7778, 8690, 15556, 17380, 19445, 38890, 42779, 77780, 85558, 171116, 213895, 307231, 427790, 614462, 855580, 1228924, 1536155, 3072310, 3379541, 6144620, 6759082, 13518164, 16897705, 33795410, 67590820]

約数ペア:

[(1, 67590820), (2, 33795410), (4, 16897705), (5, 13518164), (10, 6759082), (11, 6144620), (20, 3379541), (22, 3072310), (44, 1536155), (55, 1228924), (79, 855580), (110, 614462), (158, 427790), (220, 307231), (316, 213895), (395, 171116), (790, 85558), (869, 77780), (1580, 42779), (1738, 38890), (3476, 19445), (3889, 17380), (4345, 15556), (7778, 8690)]