16293290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 32887296

約数和(自身を除く): 16594006

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 311, 338, 403, 622, 806, 845, 1555, 1690, 2015, 3110, 4030, 4043, 5239, 8086, 9641, 10478, 19282, 20215, 26195, 40430, 48205, 52390, 52559, 96410, 105118, 125333, 250666, 262795, 525590, 626665, 1253330, 1629329, 3258658, 8146645, 16293290]

約数ペア:

[(1, 16293290), (2, 8146645), (5, 3258658), (10, 1629329), (13, 1253330), (26, 626665), (31, 525590), (62, 262795), (65, 250666), (130, 125333), (155, 105118), (169, 96410), (310, 52559), (311, 52390), (338, 48205), (403, 40430), (622, 26195), (806, 20215), (845, 19282), (1555, 10478), (1690, 9641), (2015, 8086), (3110, 5239), (4030, 4043)]