7777761280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{759547}}^1$

素因数の和:759574

約数の個数: 48

約数和(自身を含む): 18662094360

約数和(自身を除く): 10884333080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 759547, 1519094, 3038188, 3797735, 6076376, 7595470, 12152752, 15190940, 24305504, 30381880, 48611008, 60763760, 97222016, 121527520, 194444032, 243055040, 388888064, 486110080, 777776128, 972220160, 1555552256, 1944440320, 3888880640, 7777761280]

約数ペア:

[(1, 7777761280), (2, 3888880640), (4, 1944440320), (5, 1555552256), (8, 972220160), (10, 777776128), (16, 486110080), (20, 388888064), (32, 243055040), (40, 194444032), (64, 121527520), (80, 97222016), (128, 60763760), (160, 48611008), (256, 30381880), (320, 24305504), (512, 15190940), (640, 12152752), (1024, 7595470), (1280, 6076376), (2048, 3797735), (2560, 3038188), (5120, 1519094), (10240, 759547)]