72391045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 96583680

約数和(自身を除く): 24192635

約数列:

[1, 5, 19, 31, 47, 95, 155, 235, 523, 589, 893, 1457, 2615, 2945, 4465, 7285, 9937, 16213, 24581, 27683, 49685, 81065, 122905, 138415, 308047, 467039, 762011, 1540235, 2335195, 3810055, 14478209, 72391045]

約数ペア:

[(1, 72391045), (5, 14478209), (19, 3810055), (31, 2335195), (47, 1540235), (95, 762011), (155, 467039), (235, 308047), (523, 138415), (589, 122905), (893, 81065), (1457, 49685), (2615, 27683), (2945, 24581), (4465, 16213), (7285, 9937)]