53286740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{659}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 121080960

約数和(自身を除く): 67794220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 659, 1244, 1318, 1555, 2636, 3110, 3295, 4043, 6220, 6590, 8086, 8567, 13180, 16172, 17134, 20215, 34268, 40430, 42835, 80860, 85670, 171340, 204949, 409898, 819796, 1024745, 2049490, 2664337, 4098980, 5328674, 10657348, 13321685, 26643370, 53286740]

約数ペア:

[(1, 53286740), (2, 26643370), (4, 13321685), (5, 10657348), (10, 5328674), (13, 4098980), (20, 2664337), (26, 2049490), (52, 1024745), (65, 819796), (130, 409898), (260, 204949), (311, 171340), (622, 85670), (659, 80860), (1244, 42835), (1318, 40430), (1555, 34268), (2636, 20215), (3110, 17134), (3295, 16172), (4043, 13180), (6220, 8567), (6590, 8086)]