20161606300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{69691}}^1$

素因数の和:69979

約数の個数: 72

約数和(自身を含む): 47910183552

約数和(自身を除く): 27748577252

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 263, 275, 526, 550, 1052, 1100, 1315, 2630, 2893, 5260, 5786, 6575, 11572, 13150, 14465, 26300, 28930, 57860, 69691, 72325, 139382, 144650, 278764, 289300, 348455, 696910, 766601, 1393820, 1533202, 1742275, 3066404, 3484550, 3833005, 6969100, 7666010, 15332020, 18328733, 19165025, 36657466, 38330050, 73314932, 76660100, 91643665, 183287330, 201616063, 366574660, 403232126, 458218325, 806464252, 916436650, 1008080315, 1832873300, 2016160630, 4032321260, 5040401575, 10080803150, 20161606300]

約数ペア:

[(1, 20161606300), (2, 10080803150), (4, 5040401575), (5, 4032321260), (10, 2016160630), (11, 1832873300), (20, 1008080315), (22, 916436650), (25, 806464252), (44, 458218325), (50, 403232126), (55, 366574660), (100, 201616063), (110, 183287330), (220, 91643665), (263, 76660100), (275, 73314932), (526, 38330050), (550, 36657466), (1052, 19165025), (1100, 18328733), (1315, 15332020), (2630, 7666010), (2893, 6969100), (5260, 3833005), (5786, 3484550), (6575, 3066404), (11572, 1742275), (13150, 1533202), (14465, 1393820), (26300, 766601), (28930, 696910), (57860, 348455), (69691, 289300), (72325, 278764), (139382, 144650)]