51863980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1367}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 125024256

約数和(自身を除く): 73160276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1367, 1897, 2710, 2734, 3794, 5420, 5468, 6835, 7588, 9485, 9569, 13670, 18970, 19138, 27340, 37940, 38276, 47845, 95690, 191380, 370457, 740914, 1481828, 1852285, 2593199, 3704570, 5186398, 7409140, 10372796, 12965995, 25931990, 51863980]

約数ペア:

[(1, 51863980), (2, 25931990), (4, 12965995), (5, 10372796), (7, 7409140), (10, 5186398), (14, 3704570), (20, 2593199), (28, 1852285), (35, 1481828), (70, 740914), (140, 370457), (271, 191380), (542, 95690), (1084, 47845), (1355, 38276), (1367, 37940), (1897, 27340), (2710, 19138), (2734, 18970), (3794, 13670), (5420, 9569), (5468, 9485), (6835, 7588)]