25117920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17443}}^1$

素因数の和:17464

約数の個数: 72

約数和(自身を含む): 85719816

約数和(自身を除く): 60601896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 17443, 34886, 52329, 69772, 87215, 104658, 139544, 156987, 174430, 209316, 261645, 279088, 313974, 348860, 418632, 523290, 558176, 627948, 697720, 784935, 837264, 1046580, 1255896, 1395440, 1569870, 1674528, 2093160, 2511792, 2790880, 3139740, 4186320, 5023584, 6279480, 8372640, 12558960, 25117920]

約数ペア:

[(1, 25117920), (2, 12558960), (3, 8372640), (4, 6279480), (5, 5023584), (6, 4186320), (8, 3139740), (9, 2790880), (10, 2511792), (12, 2093160), (15, 1674528), (16, 1569870), (18, 1395440), (20, 1255896), (24, 1046580), (30, 837264), (32, 784935), (36, 697720), (40, 627948), (45, 558176), (48, 523290), (60, 418632), (72, 348860), (80, 313974), (90, 279088), (96, 261645), (120, 209316), (144, 174430), (160, 156987), (180, 139544), (240, 104658), (288, 87215), (360, 69772), (480, 52329), (720, 34886), (1440, 17443)]