81274464

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6883}}^1$

素因数の和:6940

約数の個数: 72

約数和(自身を含む): 236795832

約数和(自身を除く): 155521368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 6883, 11808, 13766, 20649, 27532, 41298, 55064, 61947, 82596, 110128, 123894, 165192, 220256, 247788, 282203, 330384, 495576, 564406, 660768, 846609, 991152, 1128812, 1693218, 1982304, 2257624, 2539827, 3386436, 4515248, 5079654, 6772872, 9030496, 10159308, 13545744, 20318616, 27091488, 40637232, 81274464]

約数ペア:

[(1, 81274464), (2, 40637232), (3, 27091488), (4, 20318616), (6, 13545744), (8, 10159308), (9, 9030496), (12, 6772872), (16, 5079654), (18, 4515248), (24, 3386436), (32, 2539827), (36, 2257624), (41, 1982304), (48, 1693218), (72, 1128812), (82, 991152), (96, 846609), (123, 660768), (144, 564406), (164, 495576), (246, 330384), (288, 282203), (328, 247788), (369, 220256), (492, 165192), (656, 123894), (738, 110128), (984, 82596), (1312, 61947), (1476, 55064), (1968, 41298), (2952, 27532), (3936, 20649), (5904, 13766), (6883, 11808)]