808960

素因数分解:

$2^{11}\times 5^1\times {\mathrm{79}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 1965600

約数和(自身を除く): 1156640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 632, 640, 790, 1024, 1264, 1280, 1580, 2048, 2528, 2560, 3160, 5056, 5120, 6320, 10112, 10240, 12640, 20224, 25280, 40448, 50560, 80896, 101120, 161792, 202240, 404480, 808960]

約数ペア:

[(1, 808960), (2, 404480), (4, 202240), (5, 161792), (8, 101120), (10, 80896), (16, 50560), (20, 40448), (32, 25280), (40, 20224), (64, 12640), (79, 10240), (80, 10112), (128, 6320), (158, 5120), (160, 5056), (256, 3160), (316, 2560), (320, 2528), (395, 2048), (512, 1580), (632, 1280), (640, 1264), (790, 1024)]