25780964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 52157952

約数和(自身を除く): 26376988

約数列:

[1, 2, 4, 11, 22, 31, 41, 44, 62, 82, 124, 164, 341, 451, 461, 682, 902, 922, 1271, 1364, 1804, 1844, 2542, 5071, 5084, 10142, 13981, 14291, 18901, 20284, 27962, 28582, 37802, 55924, 57164, 75604, 157201, 207911, 314402, 415822, 585931, 628804, 831644, 1171862, 2343724, 6445241, 12890482, 25780964]

約数ペア:

[(1, 25780964), (2, 12890482), (4, 6445241), (11, 2343724), (22, 1171862), (31, 831644), (41, 628804), (44, 585931), (62, 415822), (82, 314402), (124, 207911), (164, 157201), (341, 75604), (451, 57164), (461, 55924), (682, 37802), (902, 28582), (922, 27962), (1271, 20284), (1364, 18901), (1804, 14291), (1844, 13981), (2542, 10142), (5071, 5084)]