81363450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{77489}}^1$

素因数の和:77511

約数の個数: 48

約数和(自身を含む): 230610240

約数和(自身を除く): 149246790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 77489, 154978, 232467, 387445, 464934, 542423, 774890, 1084846, 1162335, 1627269, 1937225, 2324670, 2712115, 3254538, 3874450, 5424230, 5811675, 8136345, 11623350, 13560575, 16272690, 27121150, 40681725, 81363450]

約数ペア:

[(1, 81363450), (2, 40681725), (3, 27121150), (5, 16272690), (6, 13560575), (7, 11623350), (10, 8136345), (14, 5811675), (15, 5424230), (21, 3874450), (25, 3254538), (30, 2712115), (35, 2324670), (42, 1937225), (50, 1627269), (70, 1162335), (75, 1084846), (105, 774890), (150, 542423), (175, 464934), (210, 387445), (350, 232467), (525, 154978), (1050, 77489)]