20180957025

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{317}}^1\times {\mathrm{7933}}^1$

素因数の和:8370

約数の個数: 48

約数和(自身を含む): 33788176704

約数和(自身を除く): 13607219679

約数列:

[1, 3, 5, 15, 25, 75, 107, 317, 321, 535, 951, 1585, 1605, 2675, 4755, 7925, 7933, 8025, 23775, 23799, 33919, 39665, 101757, 118995, 169595, 198325, 508785, 594975, 847975, 848831, 2514761, 2543925, 2546493, 4244155, 7544283, 12573805, 12732465, 21220775, 37721415, 62869025, 63662325, 188607075, 269079427, 807238281, 1345397135, 4036191405, 6726985675, 20180957025]

約数ペア:

[(1, 20180957025), (3, 6726985675), (5, 4036191405), (15, 1345397135), (25, 807238281), (75, 269079427), (107, 188607075), (317, 63662325), (321, 62869025), (535, 37721415), (951, 21220775), (1585, 12732465), (1605, 12573805), (2675, 7544283), (4755, 4244155), (7925, 2546493), (7933, 2543925), (8025, 2514761), (23775, 848831), (23799, 847975), (33919, 594975), (39665, 508785), (101757, 198325), (118995, 169595)]