31829120

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1213}}^1$

素因数の和:1273

約数の個数: 64

約数和(自身を含む): 78011640

約数和(自身を除く): 46182520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1213, 1312, 1640, 2426, 2624, 3280, 4852, 5248, 6065, 6560, 9704, 12130, 13120, 19408, 24260, 26240, 38816, 48520, 49733, 77632, 97040, 99466, 155264, 194080, 198932, 248665, 388160, 397864, 497330, 776320, 795728, 994660, 1591456, 1989320, 3182912, 3978640, 6365824, 7957280, 15914560, 31829120]

約数ペア:

[(1, 31829120), (2, 15914560), (4, 7957280), (5, 6365824), (8, 3978640), (10, 3182912), (16, 1989320), (20, 1591456), (32, 994660), (40, 795728), (41, 776320), (64, 497330), (80, 397864), (82, 388160), (128, 248665), (160, 198932), (164, 194080), (205, 155264), (320, 99466), (328, 97040), (410, 77632), (640, 49733), (656, 48520), (820, 38816), (1213, 26240), (1312, 24260), (1640, 19408), (2426, 13120), (2624, 12130), (3280, 9704), (4852, 6560), (5248, 6065)]