42550020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2437}}^1$

素因数の和:2549

約数の個数: 72

約数和(自身を含む): 130452504

約数和(自身を除く): 87902484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2437, 2910, 3492, 4365, 4874, 5820, 7311, 8730, 9748, 12185, 14622, 17460, 21933, 24370, 29244, 36555, 43866, 48740, 73110, 87732, 109665, 146220, 219330, 236389, 438660, 472778, 709167, 945556, 1181945, 1418334, 2127501, 2363890, 2836668, 3545835, 4255002, 4727780, 7091670, 8510004, 10637505, 14183340, 21275010, 42550020]

約数ペア:

[(1, 42550020), (2, 21275010), (3, 14183340), (4, 10637505), (5, 8510004), (6, 7091670), (9, 4727780), (10, 4255002), (12, 3545835), (15, 2836668), (18, 2363890), (20, 2127501), (30, 1418334), (36, 1181945), (45, 945556), (60, 709167), (90, 472778), (97, 438660), (180, 236389), (194, 219330), (291, 146220), (388, 109665), (485, 87732), (582, 73110), (873, 48740), (970, 43866), (1164, 36555), (1455, 29244), (1746, 24370), (1940, 21933), (2437, 17460), (2910, 14622), (3492, 12185), (4365, 9748), (4874, 8730), (5820, 7311)]