64756685

素因数分解:

$5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 92256000

約数和(自身を除く): 27499315

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 343, 427, 619, 1715, 2135, 2989, 3095, 4333, 14945, 20923, 21665, 30331, 37759, 104615, 151655, 188795, 212317, 264313, 1061585, 1321565, 1850191, 9250955, 12951337, 64756685]

約数ペア:

[(1, 64756685), (5, 12951337), (7, 9250955), (35, 1850191), (49, 1321565), (61, 1061585), (245, 264313), (305, 212317), (343, 188795), (427, 151655), (619, 104615), (1715, 37759), (2135, 30331), (2989, 21665), (3095, 20923), (4333, 14945)]