66742816

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1031}}^1$

素因数の和:1082

約数の個数: 72

約数和(自身を含む): 159679296

約数和(自身を除く): 92936480

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 476, 544, 578, 952, 1031, 1156, 1904, 2023, 2062, 2312, 3808, 4046, 4124, 4624, 7217, 8092, 8248, 9248, 14434, 16184, 16496, 17527, 28868, 32368, 32992, 35054, 57736, 64736, 70108, 115472, 122689, 140216, 230944, 245378, 280432, 297959, 490756, 560864, 595918, 981512, 1191836, 1963024, 2085713, 2383672, 3926048, 4171426, 4767344, 8342852, 9534688, 16685704, 33371408, 66742816]

約数ペア:

[(1, 66742816), (2, 33371408), (4, 16685704), (7, 9534688), (8, 8342852), (14, 4767344), (16, 4171426), (17, 3926048), (28, 2383672), (32, 2085713), (34, 1963024), (56, 1191836), (68, 981512), (112, 595918), (119, 560864), (136, 490756), (224, 297959), (238, 280432), (272, 245378), (289, 230944), (476, 140216), (544, 122689), (578, 115472), (952, 70108), (1031, 64736), (1156, 57736), (1904, 35054), (2023, 32992), (2062, 32368), (2312, 28868), (3808, 17527), (4046, 16496), (4124, 16184), (4624, 14434), (7217, 9248), (8092, 8248)]