128528764

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 286047888

約数和(自身を除く): 157519124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 73, 91, 98, 146, 182, 196, 292, 364, 511, 637, 691, 949, 1022, 1274, 1382, 1898, 2044, 2548, 2764, 3577, 3796, 4837, 6643, 7154, 8983, 9674, 13286, 14308, 17966, 19348, 26572, 33859, 35932, 46501, 50443, 62881, 67718, 93002, 100886, 125762, 135436, 186004, 201772, 251524, 353101, 440167, 655759, 706202, 880334, 1311518, 1412404, 1760668, 2471707, 2623036, 4590313, 4943414, 9180626, 9886828, 18361252, 32132191, 64264382, 128528764]

約数ペア:

[(1, 128528764), (2, 64264382), (4, 32132191), (7, 18361252), (13, 9886828), (14, 9180626), (26, 4943414), (28, 4590313), (49, 2623036), (52, 2471707), (73, 1760668), (91, 1412404), (98, 1311518), (146, 880334), (182, 706202), (196, 655759), (292, 440167), (364, 353101), (511, 251524), (637, 201772), (691, 186004), (949, 135436), (1022, 125762), (1274, 100886), (1382, 93002), (1898, 67718), (2044, 62881), (2548, 50443), (2764, 46501), (3577, 35932), (3796, 33859), (4837, 26572), (6643, 19348), (7154, 17966), (8983, 14308), (9674, 13286)]