77585120

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11827}}^1$

素因数の和:11883

約数の個数: 48

約数和(自身を含む): 187781328

約数和(自身を除く): 110196208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 11827, 23654, 47308, 59135, 94616, 118270, 189232, 236540, 378464, 473080, 484907, 946160, 969814, 1892320, 1939628, 2424535, 3879256, 4849070, 7758512, 9698140, 15517024, 19396280, 38792560, 77585120]

約数ペア:

[(1, 77585120), (2, 38792560), (4, 19396280), (5, 15517024), (8, 9698140), (10, 7758512), (16, 4849070), (20, 3879256), (32, 2424535), (40, 1939628), (41, 1892320), (80, 969814), (82, 946160), (160, 484907), (164, 473080), (205, 378464), (328, 236540), (410, 189232), (656, 118270), (820, 94616), (1312, 59135), (1640, 47308), (3280, 23654), (6560, 11827)]