20348832975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{238207}}^1$

素因数の和:238304

約数の個数: 48

約数和(自身を含む): 36154257408

約数和(自身を除く): 15805424433

約数列:

[1, 3, 5, 15, 17, 25, 51, 67, 75, 85, 201, 255, 335, 425, 1005, 1139, 1275, 1675, 3417, 5025, 5695, 17085, 28475, 85425, 238207, 714621, 1191035, 3573105, 4049519, 5955175, 12148557, 15959869, 17865525, 20247595, 47879607, 60742785, 79799345, 101237975, 239398035, 271317773, 303713925, 398996725, 813953319, 1196990175, 1356588865, 4069766595, 6782944325, 20348832975]

約数ペア:

[(1, 20348832975), (3, 6782944325), (5, 4069766595), (15, 1356588865), (17, 1196990175), (25, 813953319), (51, 398996725), (67, 303713925), (75, 271317773), (85, 239398035), (201, 101237975), (255, 79799345), (335, 60742785), (425, 47879607), (1005, 20247595), (1139, 17865525), (1275, 15959869), (1675, 12148557), (3417, 5955175), (5025, 4049519), (5695, 3573105), (17085, 1191035), (28475, 714621), (85425, 238207)]