290450550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{148949}}^1$

素因数の和:148977

約数の個数: 48

約数和(自身を含む): 775731600

約数和(自身を除く): 485281050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 148949, 297898, 446847, 744745, 893694, 1489490, 1936337, 2234235, 3723725, 3872674, 4468470, 5809011, 7447450, 9681685, 11171175, 11618022, 19363370, 22342350, 29045055, 48408425, 58090110, 96816850, 145225275, 290450550]

約数ペア:

[(1, 290450550), (2, 145225275), (3, 96816850), (5, 58090110), (6, 48408425), (10, 29045055), (13, 22342350), (15, 19363370), (25, 11618022), (26, 11171175), (30, 9681685), (39, 7447450), (50, 5809011), (65, 4468470), (75, 3872674), (78, 3723725), (130, 2234235), (150, 1936337), (195, 1489490), (325, 893694), (390, 744745), (650, 446847), (975, 297898), (1950, 148949)]