77718080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22079}}^1$

素因数の和:22107

約数の個数: 56

約数和(自身を含む): 201899520

約数和(自身を除く): 124181440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 22079, 44158, 88316, 110395, 176632, 220790, 242869, 353264, 441580, 485738, 706528, 883160, 971476, 1214345, 1413056, 1766320, 1942952, 2428690, 3532640, 3885904, 4857380, 7065280, 7771808, 9714760, 15543616, 19429520, 38859040, 77718080]

約数ペア:

[(1, 77718080), (2, 38859040), (4, 19429520), (5, 15543616), (8, 9714760), (10, 7771808), (11, 7065280), (16, 4857380), (20, 3885904), (22, 3532640), (32, 2428690), (40, 1942952), (44, 1766320), (55, 1413056), (64, 1214345), (80, 971476), (88, 883160), (110, 706528), (160, 485738), (176, 441580), (220, 353264), (320, 242869), (352, 220790), (440, 176632), (704, 110395), (880, 88316), (1760, 44158), (3520, 22079)]