72011870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{523}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 151609968

約数和(自身を除く): 79598098

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 281, 490, 523, 562, 1046, 1405, 1967, 2615, 2810, 3661, 3934, 5230, 7322, 9835, 13769, 18305, 19670, 25627, 27538, 36610, 51254, 68845, 128135, 137690, 146963, 256270, 293926, 734815, 1028741, 1469630, 2057482, 5143705, 7201187, 10287410, 14402374, 36005935, 72011870]

約数ペア:

[(1, 72011870), (2, 36005935), (5, 14402374), (7, 10287410), (10, 7201187), (14, 5143705), (35, 2057482), (49, 1469630), (70, 1028741), (98, 734815), (245, 293926), (281, 256270), (490, 146963), (523, 137690), (562, 128135), (1046, 68845), (1405, 51254), (1967, 36610), (2615, 27538), (2810, 25627), (3661, 19670), (3934, 18305), (5230, 13769), (7322, 9835)]