31910368

素因数分解:

$2^5\times 7^2\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:504

約数の個数: 72

約数和(自身を含む): 74807712

約数和(自身を除く): 42897344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 94, 98, 112, 188, 196, 224, 329, 376, 392, 433, 658, 752, 784, 866, 1316, 1504, 1568, 1732, 2303, 2632, 3031, 3464, 4606, 5264, 6062, 6928, 9212, 10528, 12124, 13856, 18424, 20351, 21217, 24248, 36848, 40702, 42434, 48496, 73696, 81404, 84868, 96992, 142457, 162808, 169736, 284914, 325616, 339472, 569828, 651232, 678944, 997199, 1139656, 1994398, 2279312, 3988796, 4558624, 7977592, 15955184, 31910368]

約数ペア:

[(1, 31910368), (2, 15955184), (4, 7977592), (7, 4558624), (8, 3988796), (14, 2279312), (16, 1994398), (28, 1139656), (32, 997199), (47, 678944), (49, 651232), (56, 569828), (94, 339472), (98, 325616), (112, 284914), (188, 169736), (196, 162808), (224, 142457), (329, 96992), (376, 84868), (392, 81404), (433, 73696), (658, 48496), (752, 42434), (784, 40702), (866, 36848), (1316, 24248), (1504, 21217), (1568, 20351), (1732, 18424), (2303, 13856), (2632, 12124), (3031, 10528), (3464, 9212), (4606, 6928), (5264, 6062)]