20159901225

素因数分解:

$3^2\times 5^2\times {\mathrm{6043}}^1\times {\mathrm{14827}}^1$

素因数の和:20886

約数の個数: 36

約数和(自身を含む): 36117034096

約数和(自身を除く): 15957132871

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 6043, 14827, 18129, 30215, 44481, 54387, 74135, 90645, 133443, 151075, 222405, 271935, 370675, 453225, 667215, 1112025, 1359675, 3336075, 89599561, 268798683, 447997805, 806396049, 1343993415, 2239989025, 4031980245, 6719967075, 20159901225]

約数ペア:

[(1, 20159901225), (3, 6719967075), (5, 4031980245), (9, 2239989025), (15, 1343993415), (25, 806396049), (45, 447997805), (75, 268798683), (225, 89599561), (6043, 3336075), (14827, 1359675), (18129, 1112025), (30215, 667215), (44481, 453225), (54387, 370675), (74135, 271935), (90645, 222405), (133443, 151075)]