985280320

素因数分解:

$2^6\times 5^1\times {\mathrm{1723}}^1\times {\mathrm{1787}}^1$

素因数の和:3527

約数の個数: 56

約数和(自身を含む): 2348874144

約数和(自身を除く): 1363593824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1723, 1787, 3446, 3574, 6892, 7148, 8615, 8935, 13784, 14296, 17230, 17870, 27568, 28592, 34460, 35740, 55136, 57184, 68920, 71480, 110272, 114368, 137840, 142960, 275680, 285920, 551360, 571840, 3079001, 6158002, 12316004, 15395005, 24632008, 30790010, 49264016, 61580020, 98528032, 123160040, 197056064, 246320080, 492640160, 985280320]

約数ペア:

[(1, 985280320), (2, 492640160), (4, 246320080), (5, 197056064), (8, 123160040), (10, 98528032), (16, 61580020), (20, 49264016), (32, 30790010), (40, 24632008), (64, 15395005), (80, 12316004), (160, 6158002), (320, 3079001), (1723, 571840), (1787, 551360), (3446, 285920), (3574, 275680), (6892, 142960), (7148, 137840), (8615, 114368), (8935, 110272), (13784, 71480), (14296, 68920), (17230, 57184), (17870, 55136), (27568, 35740), (28592, 34460)]