99220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1$

素因数の和:72

約数の個数: 36

約数和(自身を含む): 234612

約数和(自身を除く): 135392

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 605, 820, 902, 1210, 1804, 2255, 2420, 4510, 4961, 9020, 9922, 19844, 24805, 49610, 99220]

約数ペア:

[(1, 99220), (2, 49610), (4, 24805), (5, 19844), (10, 9922), (11, 9020), (20, 4961), (22, 4510), (41, 2420), (44, 2255), (55, 1804), (82, 1210), (110, 902), (121, 820), (164, 605), (205, 484), (220, 451), (242, 410)]