52220220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66949}}^1$

素因数の和:66974

約数の個数: 48

約数和(自身を含む): 157466400

約数和(自身を除く): 105246180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 66949, 133898, 200847, 267796, 334745, 401694, 669490, 803388, 870337, 1004235, 1338980, 1740674, 2008470, 2611011, 3481348, 4016940, 4351685, 5222022, 8703370, 10444044, 13055055, 17406740, 26110110, 52220220]

約数ペア:

[(1, 52220220), (2, 26110110), (3, 17406740), (4, 13055055), (5, 10444044), (6, 8703370), (10, 5222022), (12, 4351685), (13, 4016940), (15, 3481348), (20, 2611011), (26, 2008470), (30, 1740674), (39, 1338980), (52, 1004235), (60, 870337), (65, 803388), (78, 669490), (130, 401694), (156, 334745), (195, 267796), (260, 200847), (390, 133898), (780, 66949)]