27902800

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{883}}^1$

素因数の和:980

約数の個数: 60

約数和(自身を含む): 67961920

約数和(自身を除く): 40059120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 883, 1264, 1580, 1766, 1975, 3160, 3532, 3950, 4415, 6320, 7064, 7900, 8830, 14128, 15800, 17660, 22075, 31600, 35320, 44150, 69757, 70640, 88300, 139514, 176600, 279028, 348785, 353200, 558056, 697570, 1116112, 1395140, 1743925, 2790280, 3487850, 5580560, 6975700, 13951400, 27902800]

約数ペア:

[(1, 27902800), (2, 13951400), (4, 6975700), (5, 5580560), (8, 3487850), (10, 2790280), (16, 1743925), (20, 1395140), (25, 1116112), (40, 697570), (50, 558056), (79, 353200), (80, 348785), (100, 279028), (158, 176600), (200, 139514), (316, 88300), (395, 70640), (400, 69757), (632, 44150), (790, 35320), (883, 31600), (1264, 22075), (1580, 17660), (1766, 15800), (1975, 14128), (3160, 8830), (3532, 7900), (3950, 7064), (4415, 6320)]