64765745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 87246720

約数和(自身を除く): 22480975

約数列:

[1, 5, 11, 55, 89, 101, 131, 445, 505, 655, 979, 1111, 1441, 4895, 5555, 7205, 8989, 11659, 13231, 44945, 58295, 66155, 98879, 128249, 145541, 494395, 641245, 727705, 1177559, 5887795, 12953149, 64765745]

約数ペア:

[(1, 64765745), (5, 12953149), (11, 5887795), (55, 1177559), (89, 727705), (101, 641245), (131, 494395), (445, 145541), (505, 128249), (655, 98879), (979, 66155), (1111, 58295), (1441, 44945), (4895, 13231), (5555, 11659), (7205, 8989)]