77287480

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17099}}^1$

素因数の和:17223

約数の個数: 32

約数和(自身を含む): 175446000

約数和(自身を除く): 98158520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 17099, 34198, 68396, 85495, 136792, 170990, 341980, 683960, 1932187, 3864374, 7728748, 9660935, 15457496, 19321870, 38643740, 77287480]

約数ペア:

[(1, 77287480), (2, 38643740), (4, 19321870), (5, 15457496), (8, 9660935), (10, 7728748), (20, 3864374), (40, 1932187), (113, 683960), (226, 341980), (452, 170990), (565, 136792), (904, 85495), (1130, 68396), (2260, 34198), (4520, 17099)]