985157440

素因数分解:

$2^6\times 5^1\times {\mathrm{379}}^1\times {\mathrm{8123}}^1$

素因数の和:8519

約数の個数: 56

約数和(自身を含む): 2352385440

約数和(自身を除く): 1367228000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 379, 758, 1516, 1895, 3032, 3790, 6064, 7580, 8123, 12128, 15160, 16246, 24256, 30320, 32492, 40615, 60640, 64984, 81230, 121280, 129968, 162460, 259936, 324920, 519872, 649840, 1299680, 2599360, 3078617, 6157234, 12314468, 15393085, 24628936, 30786170, 49257872, 61572340, 98515744, 123144680, 197031488, 246289360, 492578720, 985157440]

約数ペア:

[(1, 985157440), (2, 492578720), (4, 246289360), (5, 197031488), (8, 123144680), (10, 98515744), (16, 61572340), (20, 49257872), (32, 30786170), (40, 24628936), (64, 15393085), (80, 12314468), (160, 6157234), (320, 3078617), (379, 2599360), (758, 1299680), (1516, 649840), (1895, 519872), (3032, 324920), (3790, 259936), (6064, 162460), (7580, 129968), (8123, 121280), (12128, 81230), (15160, 64984), (16246, 60640), (24256, 40615), (30320, 32492)]