80931500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{12451}}^1$

素因数の和:12483

約数の個数: 48

約数和(自身を含む): 190366176

約数和(自身を除く): 109434676

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 12451, 24902, 49804, 62255, 124510, 161863, 249020, 311275, 323726, 622550, 647452, 809315, 1245100, 1556375, 1618630, 3112750, 3237260, 4046575, 6225500, 8093150, 16186300, 20232875, 40465750, 80931500]

約数ペア:

[(1, 80931500), (2, 40465750), (4, 20232875), (5, 16186300), (10, 8093150), (13, 6225500), (20, 4046575), (25, 3237260), (26, 3112750), (50, 1618630), (52, 1556375), (65, 1245100), (100, 809315), (125, 647452), (130, 622550), (250, 323726), (260, 311275), (325, 249020), (500, 161863), (650, 124510), (1300, 62255), (1625, 49804), (3250, 24902), (6500, 12451)]