68668760

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{11369}}^1$

素因数の和:11531

約数の個数: 32

約数和(自身を含む): 155541600

約数和(自身を除く): 86872840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 11369, 22738, 45476, 56845, 90952, 113690, 227380, 454760, 1716719, 3433438, 6866876, 8583595, 13733752, 17167190, 34334380, 68668760]

約数ペア:

[(1, 68668760), (2, 34334380), (4, 17167190), (5, 13733752), (8, 8583595), (10, 6866876), (20, 3433438), (40, 1716719), (151, 454760), (302, 227380), (604, 113690), (755, 90952), (1208, 56845), (1510, 45476), (3020, 22738), (6040, 11369)]