64104005

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 96526080

約数和(自身を除く): 32422075

約数列:

[1, 5, 7, 19, 35, 47, 49, 95, 133, 235, 245, 293, 329, 665, 893, 931, 1465, 1645, 2051, 2303, 4465, 4655, 5567, 6251, 10255, 11515, 13771, 14357, 27835, 31255, 38969, 43757, 68855, 71785, 96397, 194845, 218785, 261649, 272783, 481985, 674779, 1308245, 1363915, 1831543, 3373895, 9157715, 12820801, 64104005]

約数ペア:

[(1, 64104005), (5, 12820801), (7, 9157715), (19, 3373895), (35, 1831543), (47, 1363915), (49, 1308245), (95, 674779), (133, 481985), (235, 272783), (245, 261649), (293, 218785), (329, 194845), (665, 96397), (893, 71785), (931, 68855), (1465, 43757), (1645, 38969), (2051, 31255), (2303, 27835), (4465, 14357), (4655, 13771), (5567, 11515), (6251, 10255)]