20081955105

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{17231}}^1$

素因数の和:17431

約数の個数: 64

約数和(自身を含む): 36476697600

約数和(自身を除く): 16394742495

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 97, 135, 267, 291, 445, 485, 801, 873, 1335, 1455, 2403, 2619, 4005, 4365, 8633, 12015, 13095, 17231, 25899, 43165, 51693, 77697, 86155, 129495, 155079, 233091, 258465, 388485, 465237, 775395, 1165455, 1533559, 1671407, 2326185, 4600677, 5014221, 7667795, 8357035, 13802031, 15042663, 23003385, 25071105, 41406093, 45127989, 69010155, 75213315, 148755223, 207030465, 225639945, 446265669, 743776115, 1338797007, 2231328345, 4016391021, 6693985035, 20081955105]

約数ペア:

[(1, 20081955105), (3, 6693985035), (5, 4016391021), (9, 2231328345), (15, 1338797007), (27, 743776115), (45, 446265669), (89, 225639945), (97, 207030465), (135, 148755223), (267, 75213315), (291, 69010155), (445, 45127989), (485, 41406093), (801, 25071105), (873, 23003385), (1335, 15042663), (1455, 13802031), (2403, 8357035), (2619, 7667795), (4005, 5014221), (4365, 4600677), (8633, 2326185), (12015, 1671407), (13095, 1533559), (17231, 1165455), (25899, 775395), (43165, 465237), (51693, 388485), (77697, 258465), (86155, 233091), (129495, 155079)]