72689408

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 160707456

約数和(自身を除く): 88018048

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 128, 166, 176, 256, 311, 332, 352, 622, 664, 704, 913, 1244, 1328, 1408, 1826, 2488, 2656, 2816, 3421, 3652, 4976, 5312, 6842, 7304, 9952, 10624, 13684, 14608, 19904, 21248, 25813, 27368, 29216, 39808, 51626, 54736, 58432, 79616, 103252, 109472, 116864, 206504, 218944, 233728, 283943, 413008, 437888, 567886, 826016, 875776, 1135772, 1652032, 2271544, 3304064, 4543088, 6608128, 9086176, 18172352, 36344704, 72689408]

約数ペア:

[(1, 72689408), (2, 36344704), (4, 18172352), (8, 9086176), (11, 6608128), (16, 4543088), (22, 3304064), (32, 2271544), (44, 1652032), (64, 1135772), (83, 875776), (88, 826016), (128, 567886), (166, 437888), (176, 413008), (256, 283943), (311, 233728), (332, 218944), (352, 206504), (622, 116864), (664, 109472), (704, 103252), (913, 79616), (1244, 58432), (1328, 54736), (1408, 51626), (1826, 39808), (2488, 29216), (2656, 27368), (2816, 25813), (3421, 21248), (3652, 19904), (4976, 14608), (5312, 13684), (6842, 10624), (7304, 9952)]