157629280

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5443}}^1$

素因数の和:5639

約数の個数: 48

約数和(自身を含む): 374525424

約数和(自身を除く): 216896144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 5443, 5792, 7240, 10886, 14480, 21772, 27215, 28960, 43544, 54430, 87088, 108860, 174176, 217720, 435440, 870880, 985183, 1970366, 3940732, 4925915, 7881464, 9851830, 15762928, 19703660, 31525856, 39407320, 78814640, 157629280]

約数ペア:

[(1, 157629280), (2, 78814640), (4, 39407320), (5, 31525856), (8, 19703660), (10, 15762928), (16, 9851830), (20, 7881464), (32, 4925915), (40, 3940732), (80, 1970366), (160, 985183), (181, 870880), (362, 435440), (724, 217720), (905, 174176), (1448, 108860), (1810, 87088), (2896, 54430), (3620, 43544), (5443, 28960), (5792, 27215), (7240, 21772), (10886, 14480)]