52780840

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{3847}}^1$

素因数の和:3879

約数の個数: 64

約数和(自身を含む): 138528000

約数和(自身を除く): 85747160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 3847, 6860, 7694, 13720, 15388, 19235, 26929, 30776, 38470, 53858, 76940, 107716, 134645, 153880, 188503, 215432, 269290, 377006, 538580, 754012, 942515, 1077160, 1319521, 1508024, 1885030, 2639042, 3770060, 5278084, 6597605, 7540120, 10556168, 13195210, 26390420, 52780840]

約数ペア:

[(1, 52780840), (2, 26390420), (4, 13195210), (5, 10556168), (7, 7540120), (8, 6597605), (10, 5278084), (14, 3770060), (20, 2639042), (28, 1885030), (35, 1508024), (40, 1319521), (49, 1077160), (56, 942515), (70, 754012), (98, 538580), (140, 377006), (196, 269290), (245, 215432), (280, 188503), (343, 153880), (392, 134645), (490, 107716), (686, 76940), (980, 53858), (1372, 38470), (1715, 30776), (1960, 26929), (2744, 19235), (3430, 15388), (3847, 13720), (6860, 7694)]