39965045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 54328320

約数和(自身を除く): 14363275

約数列:

[1, 5, 17, 29, 31, 85, 145, 155, 493, 523, 527, 899, 2465, 2615, 2635, 4495, 8891, 15167, 15283, 16213, 44455, 75835, 76415, 81065, 257839, 275621, 470177, 1289195, 1378105, 2350885, 7993009, 39965045]

約数ペア:

[(1, 39965045), (5, 7993009), (17, 2350885), (29, 1378105), (31, 1289195), (85, 470177), (145, 275621), (155, 257839), (493, 81065), (523, 76415), (527, 75835), (899, 44455), (2465, 16213), (2615, 15283), (2635, 15167), (4495, 8891)]