81895264

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1181}}^1$

素因数の和:1399

約数の個数: 48

約数和(自身を含む): 176931216

約数和(自身を除く): 95035952

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 197, 352, 394, 788, 1181, 1576, 2167, 2362, 3152, 4334, 4724, 6304, 8668, 9448, 12991, 17336, 18896, 25982, 34672, 37792, 51964, 69344, 103928, 207856, 232657, 415712, 465314, 930628, 1861256, 2559227, 3722512, 5118454, 7445024, 10236908, 20473816, 40947632, 81895264]

約数ペア:

[(1, 81895264), (2, 40947632), (4, 20473816), (8, 10236908), (11, 7445024), (16, 5118454), (22, 3722512), (32, 2559227), (44, 1861256), (88, 930628), (176, 465314), (197, 415712), (352, 232657), (394, 207856), (788, 103928), (1181, 69344), (1576, 51964), (2167, 37792), (2362, 34672), (3152, 25982), (4334, 18896), (4724, 17336), (6304, 12991), (8668, 9448)]