80440262

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43201}}^1$

素因数の和:43236

約数の個数: 24

約数和(自身を含む): 147750840

約数和(自身を除く): 67310578

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 43201, 86402, 302407, 604814, 820819, 1641638, 2116849, 4233698, 5745733, 11491466, 40220131, 80440262]

約数ペア:

[(1, 80440262), (2, 40220131), (7, 11491466), (14, 5745733), (19, 4233698), (38, 2116849), (49, 1641638), (98, 820819), (133, 604814), (266, 302407), (931, 86402), (1862, 43201)]