69878816

素因数分解:

$2^5\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1987}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 158308416

約数和(自身を除く): 88429600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 157, 224, 314, 628, 1099, 1256, 1987, 2198, 2512, 3974, 4396, 5024, 7948, 8792, 13909, 15896, 17584, 27818, 31792, 35168, 55636, 63584, 111272, 222544, 311959, 445088, 623918, 1247836, 2183713, 2495672, 4367426, 4991344, 8734852, 9982688, 17469704, 34939408, 69878816]

約数ペア:

[(1, 69878816), (2, 34939408), (4, 17469704), (7, 9982688), (8, 8734852), (14, 4991344), (16, 4367426), (28, 2495672), (32, 2183713), (56, 1247836), (112, 623918), (157, 445088), (224, 311959), (314, 222544), (628, 111272), (1099, 63584), (1256, 55636), (1987, 35168), (2198, 31792), (2512, 27818), (3974, 17584), (4396, 15896), (5024, 13909), (7948, 8792)]