20199608900

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{11731}}^1$

素因数の和:12069

約数の個数: 72

約数和(自身を含む): 44664287136

約数和(自身を除く): 24464678236

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 257, 268, 335, 514, 670, 1028, 1285, 1340, 1675, 2570, 3350, 5140, 6425, 6700, 11731, 12850, 17219, 23462, 25700, 34438, 46924, 58655, 68876, 86095, 117310, 172190, 234620, 293275, 344380, 430475, 586550, 785977, 860950, 1173100, 1571954, 1721900, 3014867, 3143908, 3929885, 6029734, 7859770, 12059468, 15074335, 15719540, 19649425, 30148670, 39298850, 60297340, 75371675, 78597700, 150743350, 201996089, 301486700, 403992178, 807984356, 1009980445, 2019960890, 4039921780, 5049902225, 10099804450, 20199608900]

約数ペア:

[(1, 20199608900), (2, 10099804450), (4, 5049902225), (5, 4039921780), (10, 2019960890), (20, 1009980445), (25, 807984356), (50, 403992178), (67, 301486700), (100, 201996089), (134, 150743350), (257, 78597700), (268, 75371675), (335, 60297340), (514, 39298850), (670, 30148670), (1028, 19649425), (1285, 15719540), (1340, 15074335), (1675, 12059468), (2570, 7859770), (3350, 6029734), (5140, 3929885), (6425, 3143908), (6700, 3014867), (11731, 1721900), (12850, 1571954), (17219, 1173100), (23462, 860950), (25700, 785977), (34438, 586550), (46924, 430475), (58655, 344380), (68876, 293275), (86095, 234620), (117310, 172190)]