72989620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{30161}}^1$

素因数の和:30192

約数の個数: 36

約数和(自身を含む): 168484932

約数和(自身を除く): 95495312

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 30161, 60322, 120644, 150805, 301610, 331771, 603220, 663542, 1327084, 1658855, 3317710, 3649481, 6635420, 7298962, 14597924, 18247405, 36494810, 72989620]

約数ペア:

[(1, 72989620), (2, 36494810), (4, 18247405), (5, 14597924), (10, 7298962), (11, 6635420), (20, 3649481), (22, 3317710), (44, 1658855), (55, 1327084), (110, 663542), (121, 603220), (220, 331771), (242, 301610), (484, 150805), (605, 120644), (1210, 60322), (2420, 30161)]