81307630

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97961}}^1$

素因数の和:98051

約数の個数: 16

約数和(自身を含む): 148118544

約数和(自身を除く): 66810914

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 97961, 195922, 489805, 979610, 8130763, 16261526, 40653815, 81307630]

約数ペア:

[(1, 81307630), (2, 40653815), (5, 16261526), (10, 8130763), (83, 979610), (166, 489805), (415, 195922), (830, 97961)]