81580335

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{1123}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 135959040

約数和(自身を除く): 54378705

約数列:

[1, 3, 5, 15, 29, 87, 145, 167, 435, 501, 835, 1123, 2505, 3369, 4843, 5615, 14529, 16845, 24215, 32567, 72645, 97701, 162835, 187541, 488505, 562623, 937705, 2813115, 5438689, 16316067, 27193445, 81580335]

約数ペア:

[(1, 81580335), (3, 27193445), (5, 16316067), (15, 5438689), (29, 2813115), (87, 937705), (145, 562623), (167, 488505), (435, 187541), (501, 162835), (835, 97701), (1123, 72645), (2505, 32567), (3369, 24215), (4843, 16845), (5615, 14529)]