28287156950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1217}}^1\times {\mathrm{35759}}^1$

素因数の和:37001

約数の個数: 48

約数和(自身を含む): 56709495360

約数和(自身を除く): 28422338410

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1217, 2434, 6085, 12170, 15821, 30425, 31642, 35759, 60850, 71518, 79105, 158210, 178795, 357590, 395525, 464867, 791050, 893975, 929734, 1787950, 2324335, 4648670, 11621675, 23243350, 43518703, 87037406, 217593515, 435187030, 565743139, 1087967575, 1131486278, 2175935150, 2828715695, 5657431390, 14143578475, 28287156950]

約数ペア:

[(1, 28287156950), (2, 14143578475), (5, 5657431390), (10, 2828715695), (13, 2175935150), (25, 1131486278), (26, 1087967575), (50, 565743139), (65, 435187030), (130, 217593515), (325, 87037406), (650, 43518703), (1217, 23243350), (2434, 11621675), (6085, 4648670), (12170, 2324335), (15821, 1787950), (30425, 929734), (31642, 893975), (35759, 791050), (60850, 464867), (71518, 395525), (79105, 357590), (158210, 178795)]