81052524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1777}}^1$

素因数の和:1975

約数の個数: 72

約数和(自身を含む): 235577888

約数和(自身を除く): 154525364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 362, 543, 724, 1086, 1267, 1629, 1777, 2172, 2534, 3258, 3554, 3801, 5068, 5331, 6516, 7108, 7602, 10662, 11403, 12439, 15204, 15993, 21324, 22806, 24878, 31986, 37317, 45612, 49756, 63972, 74634, 111951, 149268, 223902, 321637, 447804, 643274, 964911, 1286548, 1929822, 2251459, 2894733, 3859644, 4502918, 5789466, 6754377, 9005836, 11578932, 13508754, 20263131, 27017508, 40526262, 81052524]

約数ペア:

[(1, 81052524), (2, 40526262), (3, 27017508), (4, 20263131), (6, 13508754), (7, 11578932), (9, 9005836), (12, 6754377), (14, 5789466), (18, 4502918), (21, 3859644), (28, 2894733), (36, 2251459), (42, 1929822), (63, 1286548), (84, 964911), (126, 643274), (181, 447804), (252, 321637), (362, 223902), (543, 149268), (724, 111951), (1086, 74634), (1267, 63972), (1629, 49756), (1777, 45612), (2172, 37317), (2534, 31986), (3258, 24878), (3554, 22806), (3801, 21324), (5068, 15993), (5331, 15204), (6516, 12439), (7108, 11403), (7602, 10662)]