85859180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2087}}^1$

素因数の和:2135

約数の個数: 72

約数和(自身を含む): 209944224

約数和(自身を除く): 124085044

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2087, 2420, 3740, 4114, 4174, 8228, 8348, 10285, 10435, 20570, 20870, 22957, 35479, 41140, 41740, 45914, 70958, 91828, 114785, 141916, 177395, 229570, 252527, 354790, 390269, 459140, 505054, 709580, 780538, 1010108, 1262635, 1561076, 1951345, 2525270, 3902690, 4292959, 5050540, 7805380, 8585918, 17171836, 21464795, 42929590, 85859180]

約数ペア:

[(1, 85859180), (2, 42929590), (4, 21464795), (5, 17171836), (10, 8585918), (11, 7805380), (17, 5050540), (20, 4292959), (22, 3902690), (34, 2525270), (44, 1951345), (55, 1561076), (68, 1262635), (85, 1010108), (110, 780538), (121, 709580), (170, 505054), (187, 459140), (220, 390269), (242, 354790), (340, 252527), (374, 229570), (484, 177395), (605, 141916), (748, 114785), (935, 91828), (1210, 70958), (1870, 45914), (2057, 41740), (2087, 41140), (2420, 35479), (3740, 22957), (4114, 20870), (4174, 20570), (8228, 10435), (8348, 10285)]