81095512

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{991}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 155882880

約数和(自身を除く): 74787368

約数列:

[1, 2, 4, 8, 53, 106, 193, 212, 386, 424, 772, 991, 1544, 1982, 3964, 7928, 10229, 20458, 40916, 52523, 81832, 105046, 191263, 210092, 382526, 420184, 765052, 1530104, 10136939, 20273878, 40547756, 81095512]

約数ペア:

[(1, 81095512), (2, 40547756), (4, 20273878), (8, 10136939), (53, 1530104), (106, 765052), (193, 420184), (212, 382526), (386, 210092), (424, 191263), (772, 105046), (991, 81832), (1544, 52523), (1982, 40916), (3964, 20458), (7928, 10229)]