80388435

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1021}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 133922880

約数和(自身を除く): 53534445

約数列:

[1, 3, 5, 15, 29, 87, 145, 181, 435, 543, 905, 1021, 2715, 3063, 5105, 5249, 15315, 15747, 26245, 29609, 78735, 88827, 148045, 184801, 444135, 554403, 924005, 2772015, 5359229, 16077687, 26796145, 80388435]

約数ペア:

[(1, 80388435), (3, 26796145), (5, 16077687), (15, 5359229), (29, 2772015), (87, 924005), (145, 554403), (181, 444135), (435, 184801), (543, 148045), (905, 88827), (1021, 78735), (2715, 29609), (3063, 26245), (5105, 15747), (5249, 15315)]