66267728

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 131539200

約数和(自身を除く): 65271472

約数列:

[1, 2, 4, 8, 16, 79, 103, 158, 206, 316, 412, 509, 632, 824, 1018, 1264, 1648, 2036, 4072, 8137, 8144, 16274, 32548, 40211, 52427, 65096, 80422, 104854, 130192, 160844, 209708, 321688, 419416, 643376, 838832, 4141733, 8283466, 16566932, 33133864, 66267728]

約数ペア:

[(1, 66267728), (2, 33133864), (4, 16566932), (8, 8283466), (16, 4141733), (79, 838832), (103, 643376), (158, 419416), (206, 321688), (316, 209708), (412, 160844), (509, 130192), (632, 104854), (824, 80422), (1018, 65096), (1264, 52427), (1648, 40211), (2036, 32548), (4072, 16274), (8137, 8144)]