65221240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2137}}^1$

素因数の和:2264

約数の個数: 64

約数和(自身を含む): 169329600

約数和(自身を除く): 104108360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2137, 2180, 3052, 3815, 4274, 4360, 6104, 7630, 8548, 10685, 14959, 15260, 17096, 21370, 29918, 30520, 42740, 59836, 74795, 85480, 119672, 149590, 232933, 299180, 465866, 598360, 931732, 1164665, 1630531, 1863464, 2329330, 3261062, 4658660, 6522124, 8152655, 9317320, 13044248, 16305310, 32610620, 65221240]

約数ペア:

[(1, 65221240), (2, 32610620), (4, 16305310), (5, 13044248), (7, 9317320), (8, 8152655), (10, 6522124), (14, 4658660), (20, 3261062), (28, 2329330), (35, 1863464), (40, 1630531), (56, 1164665), (70, 931732), (109, 598360), (140, 465866), (218, 299180), (280, 232933), (436, 149590), (545, 119672), (763, 85480), (872, 74795), (1090, 59836), (1526, 42740), (2137, 30520), (2180, 29918), (3052, 21370), (3815, 17096), (4274, 15260), (4360, 14959), (6104, 10685), (7630, 8548)]