27900000675

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1\times {\mathrm{5779}}^1$

素因数の和:6337

約数の個数: 72

約数和(自身を含む): 51245480000

約数和(自身を除く): 23345479325

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 499, 645, 1075, 1497, 1935, 2495, 3225, 4491, 5779, 7485, 9675, 12475, 17337, 21457, 22455, 28895, 37425, 52011, 64371, 86685, 107285, 112275, 144475, 193113, 248497, 260055, 321855, 433425, 536425, 745491, 965565, 1242485, 1300275, 1609275, 2236473, 2883721, 3727455, 4827825, 6212425, 8651163, 11182365, 14418605, 18637275, 25953489, 43255815, 55911825, 72093025, 124000003, 129767445, 216279075, 372000009, 620000015, 648837225, 1116000027, 1860000045, 3100000075, 5580000135, 9300000225, 27900000675]

約数ペア:

[(1, 27900000675), (3, 9300000225), (5, 5580000135), (9, 3100000075), (15, 1860000045), (25, 1116000027), (43, 648837225), (45, 620000015), (75, 372000009), (129, 216279075), (215, 129767445), (225, 124000003), (387, 72093025), (499, 55911825), (645, 43255815), (1075, 25953489), (1497, 18637275), (1935, 14418605), (2495, 11182365), (3225, 8651163), (4491, 6212425), (5779, 4827825), (7485, 3727455), (9675, 2883721), (12475, 2236473), (17337, 1609275), (21457, 1300275), (22455, 1242485), (28895, 965565), (37425, 745491), (52011, 536425), (64371, 433425), (86685, 321855), (107285, 260055), (112275, 248497), (144475, 193113)]