51666395

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 73543680

約数和(自身を除く): 21877285

約数列:

[1, 5, 11, 23, 47, 55, 79, 115, 121, 235, 253, 395, 517, 605, 869, 1081, 1265, 1817, 2585, 2783, 3713, 4345, 5405, 5687, 9085, 9559, 11891, 13915, 18565, 19987, 28435, 40843, 47795, 59455, 85399, 99935, 130801, 204215, 219857, 426995, 449273, 654005, 939389, 1099285, 2246365, 4696945, 10333279, 51666395]

約数ペア:

[(1, 51666395), (5, 10333279), (11, 4696945), (23, 2246365), (47, 1099285), (55, 939389), (79, 654005), (115, 449273), (121, 426995), (235, 219857), (253, 204215), (395, 130801), (517, 99935), (605, 85399), (869, 59455), (1081, 47795), (1265, 40843), (1817, 28435), (2585, 19987), (2783, 18565), (3713, 13915), (4345, 11891), (5405, 9559), (5687, 9085)]