66748330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 139708800

約数和(自身を除く): 72960470

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 109, 110, 190, 209, 218, 293, 418, 545, 586, 1045, 1090, 1199, 1465, 2071, 2090, 2398, 2930, 3223, 4142, 5567, 5995, 6446, 10355, 11134, 11990, 16115, 20710, 22781, 27835, 31937, 32230, 45562, 55670, 61237, 63874, 113905, 122474, 159685, 227810, 306185, 319370, 351307, 606803, 612370, 702614, 1213606, 1756535, 3034015, 3513070, 6068030, 6674833, 13349666, 33374165, 66748330]

約数ペア:

[(1, 66748330), (2, 33374165), (5, 13349666), (10, 6674833), (11, 6068030), (19, 3513070), (22, 3034015), (38, 1756535), (55, 1213606), (95, 702614), (109, 612370), (110, 606803), (190, 351307), (209, 319370), (218, 306185), (293, 227810), (418, 159685), (545, 122474), (586, 113905), (1045, 63874), (1090, 61237), (1199, 55670), (1465, 45562), (2071, 32230), (2090, 31937), (2398, 27835), (2930, 22781), (3223, 20710), (4142, 16115), (5567, 11990), (5995, 11134), (6446, 10355)]