78823628

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^3$

素因数の和:104

約数の個数: 72

約数和(自身を含む): 166939920

約数和(自身を除く): 88116292

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 169, 221, 247, 323, 338, 361, 442, 494, 646, 676, 722, 884, 988, 1292, 1444, 2873, 3211, 4199, 4693, 5746, 6137, 6422, 6859, 8398, 9386, 11492, 12274, 12844, 13718, 16796, 18772, 24548, 27436, 54587, 61009, 79781, 89167, 109174, 116603, 122018, 159562, 178334, 218348, 233206, 244036, 319124, 356668, 466412, 1037153, 1159171, 1515839, 2074306, 2318342, 3031678, 4148612, 4636684, 6063356, 19705907, 39411814, 78823628]

約数ペア:

[(1, 78823628), (2, 39411814), (4, 19705907), (13, 6063356), (17, 4636684), (19, 4148612), (26, 3031678), (34, 2318342), (38, 2074306), (52, 1515839), (68, 1159171), (76, 1037153), (169, 466412), (221, 356668), (247, 319124), (323, 244036), (338, 233206), (361, 218348), (442, 178334), (494, 159562), (646, 122018), (676, 116603), (722, 109174), (884, 89167), (988, 79781), (1292, 61009), (1444, 54587), (2873, 27436), (3211, 24548), (4199, 18772), (4693, 16796), (5746, 13718), (6137, 12844), (6422, 12274), (6859, 11492), (8398, 9386)]