66280928

素因数分解:

$2^5\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1096

約数の個数: 72

約数和(自身を含む): 155648304

約数和(自身を除く): 89367376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 82, 98, 112, 164, 196, 224, 287, 328, 392, 574, 656, 784, 1031, 1148, 1312, 1568, 2009, 2062, 2296, 4018, 4124, 4592, 7217, 8036, 8248, 9184, 14434, 16072, 16496, 28868, 32144, 32992, 42271, 50519, 57736, 64288, 84542, 101038, 115472, 169084, 202076, 230944, 295897, 338168, 404152, 591794, 676336, 808304, 1183588, 1352672, 1616608, 2071279, 2367176, 4142558, 4734352, 8285116, 9468704, 16570232, 33140464, 66280928]

約数ペア:

[(1, 66280928), (2, 33140464), (4, 16570232), (7, 9468704), (8, 8285116), (14, 4734352), (16, 4142558), (28, 2367176), (32, 2071279), (41, 1616608), (49, 1352672), (56, 1183588), (82, 808304), (98, 676336), (112, 591794), (164, 404152), (196, 338168), (224, 295897), (287, 230944), (328, 202076), (392, 169084), (574, 115472), (656, 101038), (784, 84542), (1031, 64288), (1148, 57736), (1312, 50519), (1568, 42271), (2009, 32992), (2062, 32144), (2296, 28868), (4018, 16496), (4124, 16072), (4592, 14434), (7217, 9184), (8036, 8248)]