68067728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13171}}^1$

素因数の和:13215

約数の個数: 40

約数和(自身を含む): 146999520

約数和(自身を除く): 78931792

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 13171, 26342, 52684, 105368, 210736, 223907, 250249, 447814, 500498, 895628, 1000996, 1791256, 2001992, 3582512, 4003984, 4254233, 8508466, 17016932, 34033864, 68067728]

約数ペア:

[(1, 68067728), (2, 34033864), (4, 17016932), (8, 8508466), (16, 4254233), (17, 4003984), (19, 3582512), (34, 2001992), (38, 1791256), (68, 1000996), (76, 895628), (136, 500498), (152, 447814), (272, 250249), (304, 223907), (323, 210736), (646, 105368), (1292, 52684), (2584, 26342), (5168, 13171)]