51023980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1297}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 122988096

約数和(自身を除く): 71964116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1124, 1297, 1405, 1967, 2594, 2810, 3934, 5188, 5620, 6485, 7868, 9079, 9835, 12970, 18158, 19670, 25940, 36316, 39340, 45395, 90790, 181580, 364457, 728914, 1457828, 1822285, 2551199, 3644570, 5102398, 7289140, 10204796, 12755995, 25511990, 51023980]

約数ペア:

[(1, 51023980), (2, 25511990), (4, 12755995), (5, 10204796), (7, 7289140), (10, 5102398), (14, 3644570), (20, 2551199), (28, 1822285), (35, 1457828), (70, 728914), (140, 364457), (281, 181580), (562, 90790), (1124, 45395), (1297, 39340), (1405, 36316), (1967, 25940), (2594, 19670), (2810, 18158), (3934, 12970), (5188, 9835), (5620, 9079), (6485, 7868)]