66707648

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2441}}^1$

素因数の和:2521

約数の個数: 56

約数和(自身を含む): 153826464

約数和(自身を除く): 87118816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 854, 976, 1708, 1952, 2441, 3416, 3904, 4882, 6832, 9764, 13664, 17087, 19528, 27328, 34174, 39056, 68348, 78112, 136696, 148901, 156224, 273392, 297802, 546784, 595604, 1042307, 1093568, 1191208, 2084614, 2382416, 4169228, 4764832, 8338456, 9529664, 16676912, 33353824, 66707648]

約数ペア:

[(1, 66707648), (2, 33353824), (4, 16676912), (7, 9529664), (8, 8338456), (14, 4764832), (16, 4169228), (28, 2382416), (32, 2084614), (56, 1191208), (61, 1093568), (64, 1042307), (112, 595604), (122, 546784), (224, 297802), (244, 273392), (427, 156224), (448, 148901), (488, 136696), (854, 78112), (976, 68348), (1708, 39056), (1952, 34174), (2441, 27328), (3416, 19528), (3904, 17087), (4882, 13664), (6832, 9764)]