139456480

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13009}}^1$

素因数の和:13091

約数の個数: 48

約数和(自身を含む): 334409040

約数和(自身を除く): 194952560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 10720, 13009, 26018, 52036, 65045, 104072, 130090, 208144, 260180, 416288, 520360, 871603, 1040720, 1743206, 2081440, 3486412, 4358015, 6972824, 8716030, 13945648, 17432060, 27891296, 34864120, 69728240, 139456480]

約数ペア:

[(1, 139456480), (2, 69728240), (4, 34864120), (5, 27891296), (8, 17432060), (10, 13945648), (16, 8716030), (20, 6972824), (32, 4358015), (40, 3486412), (67, 2081440), (80, 1743206), (134, 1040720), (160, 871603), (268, 520360), (335, 416288), (536, 260180), (670, 208144), (1072, 130090), (1340, 104072), (2144, 65045), (2680, 52036), (5360, 26018), (10720, 13009)]