64385860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41809}}^1$

素因数の和:41836

約数の個数: 48

約数和(自身を含む): 168577920

約数和(自身を除く): 104192060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 41809, 83618, 167236, 209045, 292663, 418090, 459899, 585326, 836180, 919798, 1170652, 1463315, 1839596, 2299495, 2926630, 3219293, 4598990, 5853260, 6438586, 9197980, 12877172, 16096465, 32192930, 64385860]

約数ペア:

[(1, 64385860), (2, 32192930), (4, 16096465), (5, 12877172), (7, 9197980), (10, 6438586), (11, 5853260), (14, 4598990), (20, 3219293), (22, 2926630), (28, 2299495), (35, 1839596), (44, 1463315), (55, 1170652), (70, 919798), (77, 836180), (110, 585326), (140, 459899), (154, 418090), (220, 292663), (308, 209045), (385, 167236), (770, 83618), (1540, 41809)]