161665452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18181}}^1$

素因数の和:18223

約数の個数: 72

約数和(自身を含む): 463277360

約数和(自身を除く): 301611908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 18181, 36362, 54543, 72724, 109086, 163629, 218172, 236353, 327258, 345439, 472706, 654516, 690878, 709059, 945412, 1036317, 1381756, 1418118, 2072634, 2127177, 2836236, 3108951, 4145268, 4254354, 4490707, 6217902, 8508708, 8981414, 12435804, 13472121, 17962828, 26944242, 40416363, 53888484, 80832726, 161665452]

約数ペア:

[(1, 161665452), (2, 80832726), (3, 53888484), (4, 40416363), (6, 26944242), (9, 17962828), (12, 13472121), (13, 12435804), (18, 8981414), (19, 8508708), (26, 6217902), (36, 4490707), (38, 4254354), (39, 4145268), (52, 3108951), (57, 2836236), (76, 2127177), (78, 2072634), (114, 1418118), (117, 1381756), (156, 1036317), (171, 945412), (228, 709059), (234, 690878), (247, 654516), (342, 472706), (468, 345439), (494, 327258), (684, 236353), (741, 218172), (988, 163629), (1482, 109086), (2223, 72724), (2964, 54543), (4446, 36362), (8892, 18181)]