157418720

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26591}}^1$

素因数の和:26643

約数の個数: 48

約数和(自身を含む): 381967488

約数和(自身を除く): 224548768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 26591, 53182, 106364, 132955, 212728, 265910, 425456, 531820, 850912, 983867, 1063640, 1967734, 2127280, 3935468, 4254560, 4919335, 7870936, 9838670, 15741872, 19677340, 31483744, 39354680, 78709360, 157418720]

約数ペア:

[(1, 157418720), (2, 78709360), (4, 39354680), (5, 31483744), (8, 19677340), (10, 15741872), (16, 9838670), (20, 7870936), (32, 4919335), (37, 4254560), (40, 3935468), (74, 2127280), (80, 1967734), (148, 1063640), (160, 983867), (185, 850912), (296, 531820), (370, 425456), (592, 265910), (740, 212728), (1184, 132955), (1480, 106364), (2960, 53182), (5920, 26591)]