15695744080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3216341}}^1$

素因数の和:3216415

約数の個数: 40

約数和(自身を含む): 37090855944

約数和(自身を除く): 21395111864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 3216341, 6432682, 12865364, 16081705, 25730728, 32163410, 51461456, 64326820, 128653640, 196196801, 257307280, 392393602, 784787204, 980984005, 1569574408, 1961968010, 3139148816, 3923936020, 7847872040, 15695744080]

約数ペア:

[(1, 15695744080), (2, 7847872040), (4, 3923936020), (5, 3139148816), (8, 1961968010), (10, 1569574408), (16, 980984005), (20, 784787204), (40, 392393602), (61, 257307280), (80, 196196801), (122, 128653640), (244, 64326820), (305, 51461456), (488, 32163410), (610, 25730728), (976, 16081705), (1220, 12865364), (2440, 6432682), (4880, 3216341)]