1245386065

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2791}}^1$

素因数の和:2894

約数の個数: 64

約数和(自身を含む): 1994158080

約数和(自身を除く): 748772015

約数列:

[1, 5, 7, 11, 19, 35, 55, 61, 77, 95, 133, 209, 305, 385, 427, 665, 671, 1045, 1159, 1463, 2135, 2791, 3355, 4697, 5795, 7315, 8113, 12749, 13955, 19537, 23485, 30701, 40565, 53029, 63745, 89243, 97685, 153505, 170251, 214907, 265145, 371203, 446215, 583319, 851255, 1074535, 1191757, 1856015, 1872761, 2916595, 3234769, 4083233, 5958785, 9363805, 13109327, 16173845, 20416165, 22643383, 35582459, 65546635, 113216915, 177912295, 249077213, 1245386065]

約数ペア:

[(1, 1245386065), (5, 249077213), (7, 177912295), (11, 113216915), (19, 65546635), (35, 35582459), (55, 22643383), (61, 20416165), (77, 16173845), (95, 13109327), (133, 9363805), (209, 5958785), (305, 4083233), (385, 3234769), (427, 2916595), (665, 1872761), (671, 1856015), (1045, 1191757), (1159, 1074535), (1463, 851255), (2135, 583319), (2791, 446215), (3355, 371203), (4697, 265145), (5795, 214907), (7315, 170251), (8113, 153505), (12749, 97685), (13955, 89243), (19537, 63745), (23485, 53029), (30701, 40565)]