40757905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 53187840

約数和(自身を除く): 12429935

約数列:

[1, 5, 29, 37, 71, 107, 145, 185, 355, 535, 1073, 2059, 2627, 3103, 3959, 5365, 7597, 10295, 13135, 15515, 19795, 37985, 76183, 114811, 220313, 281089, 380915, 574055, 1101565, 1405445, 8151581, 40757905]

約数ペア:

[(1, 40757905), (5, 8151581), (29, 1405445), (37, 1101565), (71, 574055), (107, 380915), (145, 281089), (185, 220313), (355, 114811), (535, 76183), (1073, 37985), (2059, 19795), (2627, 15515), (3103, 13135), (3959, 10295), (5365, 7597)]