81188748

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4093}}^1$

素因数の和:4151

約数の個数: 72

約数和(自身を含む): 223532400

約数和(自身を除く): 142343652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1653, 2204, 3306, 4093, 4959, 6612, 8186, 9918, 12279, 16372, 19836, 24558, 36837, 49116, 73674, 77767, 118697, 147348, 155534, 233301, 237394, 311068, 356091, 466602, 474788, 699903, 712182, 933204, 1068273, 1399806, 1424364, 2136546, 2255243, 2799612, 4273092, 4510486, 6765729, 9020972, 13531458, 20297187, 27062916, 40594374, 81188748]

約数ペア:

[(1, 81188748), (2, 40594374), (3, 27062916), (4, 20297187), (6, 13531458), (9, 9020972), (12, 6765729), (18, 4510486), (19, 4273092), (29, 2799612), (36, 2255243), (38, 2136546), (57, 1424364), (58, 1399806), (76, 1068273), (87, 933204), (114, 712182), (116, 699903), (171, 474788), (174, 466602), (228, 356091), (261, 311068), (342, 237394), (348, 233301), (522, 155534), (551, 147348), (684, 118697), (1044, 77767), (1102, 73674), (1653, 49116), (2204, 36837), (3306, 24558), (4093, 19836), (4959, 16372), (6612, 12279), (8186, 9918)]