56148320

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3943}}^1$

素因数の和:4047

約数の個数: 48

約数和(自身を含む): 134174880

約数和(自身を除く): 78026560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 3943, 7120, 7886, 14240, 15772, 19715, 31544, 39430, 63088, 78860, 126176, 157720, 315440, 350927, 630880, 701854, 1403708, 1754635, 2807416, 3509270, 5614832, 7018540, 11229664, 14037080, 28074160, 56148320]

約数ペア:

[(1, 56148320), (2, 28074160), (4, 14037080), (5, 11229664), (8, 7018540), (10, 5614832), (16, 3509270), (20, 2807416), (32, 1754635), (40, 1403708), (80, 701854), (89, 630880), (160, 350927), (178, 315440), (356, 157720), (445, 126176), (712, 78860), (890, 63088), (1424, 39430), (1780, 31544), (2848, 19715), (3560, 15772), (3943, 14240), (7120, 7886)]