72789395

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 104570880

約数和(自身を除く): 31781485

約数列:

[1, 5, 7, 31, 35, 73, 155, 217, 365, 511, 919, 1085, 2263, 2555, 4595, 6433, 11315, 15841, 28489, 32165, 67087, 79205, 142445, 199423, 335435, 469609, 997115, 2079697, 2348045, 10398485, 14557879, 72789395]

約数ペア:

[(1, 72789395), (5, 14557879), (7, 10398485), (31, 2348045), (35, 2079697), (73, 997115), (155, 469609), (217, 335435), (365, 199423), (511, 142445), (919, 79205), (1085, 67087), (2263, 32165), (2555, 28489), (4595, 15841), (6433, 11315)]