50995420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 125937504

約数和(自身を除く): 74942084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 197, 215, 301, 394, 430, 602, 788, 860, 985, 1204, 1379, 1505, 1849, 1970, 2758, 3010, 3698, 3940, 5516, 6020, 6895, 7396, 8471, 9245, 12943, 13790, 16942, 18490, 25886, 27580, 33884, 36980, 42355, 51772, 59297, 64715, 84710, 118594, 129430, 169420, 237188, 258860, 296485, 364253, 592970, 728506, 1185940, 1457012, 1821265, 2549771, 3642530, 5099542, 7285060, 10199084, 12748855, 25497710, 50995420]

約数ペア:

[(1, 50995420), (2, 25497710), (4, 12748855), (5, 10199084), (7, 7285060), (10, 5099542), (14, 3642530), (20, 2549771), (28, 1821265), (35, 1457012), (43, 1185940), (70, 728506), (86, 592970), (140, 364253), (172, 296485), (197, 258860), (215, 237188), (301, 169420), (394, 129430), (430, 118594), (602, 84710), (788, 64715), (860, 59297), (985, 51772), (1204, 42355), (1379, 36980), (1505, 33884), (1849, 27580), (1970, 25886), (2758, 18490), (3010, 16942), (3698, 13790), (3940, 12943), (5516, 9245), (6020, 8471), (6895, 7396)]