70621460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38803}}^1$

素因数の和:38832

約数の個数: 48

約数和(自身を含む): 182534016

約数和(自身を除く): 111912556

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 38803, 77606, 155212, 194015, 271621, 388030, 504439, 543242, 776060, 1008878, 1086484, 1358105, 2017756, 2522195, 2716210, 3531073, 5044390, 5432420, 7062146, 10088780, 14124292, 17655365, 35310730, 70621460]

約数ペア:

[(1, 70621460), (2, 35310730), (4, 17655365), (5, 14124292), (7, 10088780), (10, 7062146), (13, 5432420), (14, 5044390), (20, 3531073), (26, 2716210), (28, 2522195), (35, 2017756), (52, 1358105), (65, 1086484), (70, 1008878), (91, 776060), (130, 543242), (140, 504439), (182, 388030), (260, 271621), (364, 194015), (455, 155212), (910, 77606), (1820, 38803)]