160705040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105727}}^1$

素因数の和:105759

約数の個数: 40

約数和(自身を含む): 393308160

約数和(自身を除く): 232603120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 105727, 211454, 422908, 528635, 845816, 1057270, 1691632, 2008813, 2114540, 4017626, 4229080, 8035252, 8458160, 10044065, 16070504, 20088130, 32141008, 40176260, 80352520, 160705040]

約数ペア:

[(1, 160705040), (2, 80352520), (4, 40176260), (5, 32141008), (8, 20088130), (10, 16070504), (16, 10044065), (19, 8458160), (20, 8035252), (38, 4229080), (40, 4017626), (76, 2114540), (80, 2008813), (95, 1691632), (152, 1057270), (190, 845816), (304, 528635), (380, 422908), (760, 211454), (1520, 105727)]