16100000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 144

約数和(自身を含む): 47246976

約数和(自身を除く): 31146976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 125, 140, 160, 161, 175, 184, 200, 224, 230, 250, 280, 322, 350, 368, 400, 460, 500, 560, 575, 625, 644, 700, 736, 800, 805, 875, 920, 1000, 1120, 1150, 1250, 1288, 1400, 1610, 1750, 1840, 2000, 2300, 2500, 2576, 2800, 2875, 3125, 3220, 3500, 3680, 4000, 4025, 4375, 4600, 5000, 5152, 5600, 5750, 6250, 6440, 7000, 8050, 8750, 9200, 10000, 11500, 12500, 12880, 14000, 14375, 16100, 17500, 18400, 20000, 20125, 21875, 23000, 25000, 25760, 28000, 28750, 32200, 35000, 40250, 43750, 46000, 50000, 57500, 64400, 70000, 71875, 80500, 87500, 92000, 100000, 100625, 115000, 128800, 140000, 143750, 161000, 175000, 201250, 230000, 287500, 322000, 350000, 402500, 460000, 503125, 575000, 644000, 700000, 805000, 1006250, 1150000, 1610000, 2012500, 2300000, 3220000, 4025000, 8050000, 16100000]

約数ペア:

[(1, 16100000), (2, 8050000), (4, 4025000), (5, 3220000), (7, 2300000), (8, 2012500), (10, 1610000), (14, 1150000), (16, 1006250), (20, 805000), (23, 700000), (25, 644000), (28, 575000), (32, 503125), (35, 460000), (40, 402500), (46, 350000), (50, 322000), (56, 287500), (70, 230000), (80, 201250), (92, 175000), (100, 161000), (112, 143750), (115, 140000), (125, 128800), (140, 115000), (160, 100625), (161, 100000), (175, 92000), (184, 87500), (200, 80500), (224, 71875), (230, 70000), (250, 64400), (280, 57500), (322, 50000), (350, 46000), (368, 43750), (400, 40250), (460, 35000), (500, 32200), (560, 28750), (575, 28000), (625, 25760), (644, 25000), (700, 23000), (736, 21875), (800, 20125), (805, 20000), (875, 18400), (920, 17500), (1000, 16100), (1120, 14375), (1150, 14000), (1250, 12880), (1288, 12500), (1400, 11500), (1610, 10000), (1750, 9200), (1840, 8750), (2000, 8050), (2300, 7000), (2500, 6440), (2576, 6250), (2800, 5750), (2875, 5600), (3125, 5152), (3220, 5000), (3500, 4600), (3680, 4375), (4000, 4025)]