47727290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 96132096

約数和(自身を除く): 48404806

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 911, 1690, 1822, 2015, 4030, 4555, 5239, 9110, 10478, 11843, 23686, 26195, 28241, 52390, 56482, 59215, 118430, 141205, 153959, 282410, 307918, 367133, 734266, 769795, 1539590, 1835665, 3671330, 4772729, 9545458, 23863645, 47727290]

約数ペア:

[(1, 47727290), (2, 23863645), (5, 9545458), (10, 4772729), (13, 3671330), (26, 1835665), (31, 1539590), (62, 769795), (65, 734266), (130, 367133), (155, 307918), (169, 282410), (310, 153959), (338, 141205), (403, 118430), (806, 59215), (845, 56482), (911, 52390), (1690, 28241), (1822, 26195), (2015, 23686), (4030, 11843), (4555, 10478), (5239, 9110)]