25829520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 80566272

約数和(自身を除く): 54736752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 281, 383, 562, 766, 843, 1124, 1149, 1405, 1532, 1686, 1915, 2248, 2298, 2810, 3064, 3372, 3830, 4215, 4496, 4596, 5620, 5745, 6128, 6744, 7660, 8430, 9192, 11240, 11490, 13488, 15320, 16860, 18384, 22480, 22980, 30640, 33720, 45960, 67440, 91920, 107623, 215246, 322869, 430492, 538115, 645738, 860984, 1076230, 1291476, 1614345, 1721968, 2152460, 2582952, 3228690, 4304920, 5165904, 6457380, 8609840, 12914760, 25829520]

約数ペア:

[(1, 25829520), (2, 12914760), (3, 8609840), (4, 6457380), (5, 5165904), (6, 4304920), (8, 3228690), (10, 2582952), (12, 2152460), (15, 1721968), (16, 1614345), (20, 1291476), (24, 1076230), (30, 860984), (40, 645738), (48, 538115), (60, 430492), (80, 322869), (120, 215246), (240, 107623), (281, 91920), (383, 67440), (562, 45960), (766, 33720), (843, 30640), (1124, 22980), (1149, 22480), (1405, 18384), (1532, 16860), (1686, 15320), (1915, 13488), (2248, 11490), (2298, 11240), (2810, 9192), (3064, 8430), (3372, 7660), (3830, 6744), (4215, 6128), (4496, 5745), (4596, 5620)]