25891920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11987}}^1$

素因数の和:12009

約数の個数: 80

約数和(自身を含む): 89190720

約数和(自身を除く): 63298800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 11987, 23974, 35961, 47948, 59935, 71922, 95896, 107883, 119870, 143844, 179805, 191792, 215766, 239740, 287688, 323649, 359610, 431532, 479480, 539415, 575376, 647298, 719220, 863064, 958960, 1078830, 1294596, 1438440, 1618245, 1726128, 2157660, 2589192, 2876880, 3236490, 4315320, 5178384, 6472980, 8630640, 12945960, 25891920]

約数ペア:

[(1, 25891920), (2, 12945960), (3, 8630640), (4, 6472980), (5, 5178384), (6, 4315320), (8, 3236490), (9, 2876880), (10, 2589192), (12, 2157660), (15, 1726128), (16, 1618245), (18, 1438440), (20, 1294596), (24, 1078830), (27, 958960), (30, 863064), (36, 719220), (40, 647298), (45, 575376), (48, 539415), (54, 479480), (60, 431532), (72, 359610), (80, 323649), (90, 287688), (108, 239740), (120, 215766), (135, 191792), (144, 179805), (180, 143844), (216, 119870), (240, 107883), (270, 95896), (360, 71922), (432, 59935), (540, 47948), (720, 35961), (1080, 23974), (2160, 11987)]