99707075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 140616000

約数和(自身を除く): 40908925

約数列:

[1, 5, 13, 25, 29, 65, 71, 145, 149, 325, 355, 377, 725, 745, 923, 1775, 1885, 1937, 2059, 3725, 4321, 4615, 9425, 9685, 10295, 10579, 21605, 23075, 26767, 48425, 51475, 52895, 56173, 108025, 133835, 137527, 264475, 280865, 306791, 669175, 687635, 1404325, 1533955, 3438175, 3988283, 7669775, 19941415, 99707075]

約数ペア:

[(1, 99707075), (5, 19941415), (13, 7669775), (25, 3988283), (29, 3438175), (65, 1533955), (71, 1404325), (145, 687635), (149, 669175), (325, 306791), (355, 280865), (377, 264475), (725, 137527), (745, 133835), (923, 108025), (1775, 56173), (1885, 52895), (1937, 51475), (2059, 48425), (3725, 26767), (4321, 23075), (4615, 21605), (9425, 10579), (9685, 10295)]