25446520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 63037440

約数和(自身を除く): 37590920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 220, 302, 383, 440, 604, 755, 766, 1208, 1510, 1532, 1661, 1915, 3020, 3064, 3322, 3830, 4213, 6040, 6644, 7660, 8305, 8426, 13288, 15320, 16610, 16852, 21065, 33220, 33704, 42130, 57833, 66440, 84260, 115666, 168520, 231332, 289165, 462664, 578330, 636163, 1156660, 1272326, 2313320, 2544652, 3180815, 5089304, 6361630, 12723260, 25446520]

約数ペア:

[(1, 25446520), (2, 12723260), (4, 6361630), (5, 5089304), (8, 3180815), (10, 2544652), (11, 2313320), (20, 1272326), (22, 1156660), (40, 636163), (44, 578330), (55, 462664), (88, 289165), (110, 231332), (151, 168520), (220, 115666), (302, 84260), (383, 66440), (440, 57833), (604, 42130), (755, 33704), (766, 33220), (1208, 21065), (1510, 16852), (1532, 16610), (1661, 15320), (1915, 13288), (3020, 8426), (3064, 8305), (3322, 7660), (3830, 6644), (4213, 6040)]