77342320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 197665920

約数和(自身を除く): 120323600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 179, 220, 358, 440, 491, 716, 880, 895, 982, 1432, 1790, 1964, 1969, 2455, 2864, 3580, 3928, 3938, 4910, 5401, 7160, 7856, 7876, 9820, 9845, 10802, 14320, 15752, 19640, 19690, 21604, 27005, 31504, 39280, 39380, 43208, 54010, 78760, 86416, 87889, 108020, 157520, 175778, 216040, 351556, 432080, 439445, 703112, 878890, 966779, 1406224, 1757780, 1933558, 3515560, 3867116, 4833895, 7031120, 7734232, 9667790, 15468464, 19335580, 38671160, 77342320]

約数ペア:

[(1, 77342320), (2, 38671160), (4, 19335580), (5, 15468464), (8, 9667790), (10, 7734232), (11, 7031120), (16, 4833895), (20, 3867116), (22, 3515560), (40, 1933558), (44, 1757780), (55, 1406224), (80, 966779), (88, 878890), (110, 703112), (176, 439445), (179, 432080), (220, 351556), (358, 216040), (440, 175778), (491, 157520), (716, 108020), (880, 87889), (895, 86416), (982, 78760), (1432, 54010), (1790, 43208), (1964, 39380), (1969, 39280), (2455, 31504), (2864, 27005), (3580, 21604), (3928, 19690), (3938, 19640), (4910, 15752), (5401, 14320), (7160, 10802), (7856, 9845), (7876, 9820)]