85668128

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 218405376

約数和(自身を除く): 132737248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 73, 91, 104, 112, 124, 146, 169, 182, 208, 217, 224, 248, 292, 338, 364, 403, 416, 434, 496, 511, 584, 676, 728, 806, 868, 949, 992, 1022, 1168, 1183, 1352, 1456, 1612, 1736, 1898, 2044, 2263, 2336, 2366, 2704, 2821, 2912, 3224, 3472, 3796, 4088, 4526, 4732, 5239, 5408, 5642, 6448, 6643, 6944, 7592, 8176, 9052, 9464, 10478, 11284, 12337, 12896, 13286, 15184, 15841, 16352, 18104, 18928, 20956, 22568, 24674, 26572, 29419, 30368, 31682, 36208, 36673, 37856, 41912, 45136, 49348, 53144, 58838, 63364, 72416, 73346, 83824, 86359, 90272, 98696, 106288, 117676, 126728, 146692, 167648, 172718, 197392, 205933, 212576, 235352, 253456, 293384, 345436, 382447, 394784, 411866, 470704, 506912, 586768, 690872, 764894, 823732, 941408, 1173536, 1381744, 1529788, 1647464, 2677129, 2763488, 3059576, 3294928, 5354258, 6119152, 6589856, 10708516, 12238304, 21417032, 42834064, 85668128]

約数ペア:

[(1, 85668128), (2, 42834064), (4, 21417032), (7, 12238304), (8, 10708516), (13, 6589856), (14, 6119152), (16, 5354258), (26, 3294928), (28, 3059576), (31, 2763488), (32, 2677129), (52, 1647464), (56, 1529788), (62, 1381744), (73, 1173536), (91, 941408), (104, 823732), (112, 764894), (124, 690872), (146, 586768), (169, 506912), (182, 470704), (208, 411866), (217, 394784), (224, 382447), (248, 345436), (292, 293384), (338, 253456), (364, 235352), (403, 212576), (416, 205933), (434, 197392), (496, 172718), (511, 167648), (584, 146692), (676, 126728), (728, 117676), (806, 106288), (868, 98696), (949, 90272), (992, 86359), (1022, 83824), (1168, 73346), (1183, 72416), (1352, 63364), (1456, 58838), (1612, 53144), (1736, 49348), (1898, 45136), (2044, 41912), (2263, 37856), (2336, 36673), (2366, 36208), (2704, 31682), (2821, 30368), (2912, 29419), (3224, 26572), (3472, 24674), (3796, 22568), (4088, 20956), (4526, 18928), (4732, 18104), (5239, 16352), (5408, 15841), (5642, 15184), (6448, 13286), (6643, 12896), (6944, 12337), (7592, 11284), (8176, 10478), (9052, 9464)]