83521280

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2837}}^1$

素因数の和:2881

約数の個数: 72

約数和(自身を含む): 208831392

約数和(自身を除く): 125310112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2837, 2944, 3680, 5674, 5888, 7360, 11348, 14185, 14720, 22696, 28370, 29440, 45392, 56740, 65251, 90784, 113480, 130502, 181568, 226960, 261004, 326255, 363136, 453920, 522008, 652510, 726272, 907840, 1044016, 1305020, 1815680, 2088032, 2610040, 3631360, 4176064, 5220080, 8352128, 10440160, 16704256, 20880320, 41760640, 83521280]

約数ペア:

[(1, 83521280), (2, 41760640), (4, 20880320), (5, 16704256), (8, 10440160), (10, 8352128), (16, 5220080), (20, 4176064), (23, 3631360), (32, 2610040), (40, 2088032), (46, 1815680), (64, 1305020), (80, 1044016), (92, 907840), (115, 726272), (128, 652510), (160, 522008), (184, 453920), (230, 363136), (256, 326255), (320, 261004), (368, 226960), (460, 181568), (640, 130502), (736, 113480), (920, 90784), (1280, 65251), (1472, 56740), (1840, 45392), (2837, 29440), (2944, 28370), (3680, 22696), (5674, 14720), (5888, 14185), (7360, 11348)]